20135131668

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:491

約数の個数: 216

約数和(自身を含む): 55577890368

約数和(自身を除く): 35442758700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 137, 171, 172, 228, 258, 263, 274, 342, 361, 387, 411, 516, 526, 548, 684, 722, 774, 789, 817, 822, 1052, 1083, 1233, 1444, 1548, 1578, 1634, 1644, 2166, 2367, 2451, 2466, 2603, 3156, 3249, 3268, 4332, 4734, 4902, 4932, 4997, 5206, 5891, 6498, 7353, 7809, 9468, 9804, 9994, 10412, 11309, 11782, 12996, 14706, 14991, 15523, 15618, 17673, 19988, 22618, 23427, 23564, 29412, 29982, 31046, 31236, 33927, 35346, 36031, 44973, 45236, 46569, 46854, 49457, 53019, 59964, 62092, 67854, 70692, 72062, 89946, 93138, 93708, 94943, 98914, 101781, 106038, 108093, 111929, 135708, 139707, 144124, 148371, 179892, 186276, 189886, 197828, 203562, 212076, 214871, 216186, 223858, 279414, 284829, 296742, 324279, 335787, 379772, 407124, 429742, 432372, 445113, 447716, 558828, 569658, 593484, 644613, 648558, 671574, 684589, 854487, 859484, 890226, 1007361, 1139316, 1289226, 1297116, 1343148, 1369178, 1549333, 1708974, 1780452, 1933839, 2014722, 2053767, 2126651, 2578452, 2738356, 3098666, 3417948, 3867678, 4029444, 4082549, 4107534, 4253302, 4647999, 6161301, 6197332, 6379953, 7735356, 8165098, 8215068, 8506604, 9295998, 12247647, 12322602, 12759906, 13007191, 13943997, 16330196, 18591996, 19139859, 24495294, 24645204, 25519812, 26014382, 27887994, 29437327, 36742941, 38279718, 39021573, 48990588, 52028764, 55775988, 58874654, 73485882, 76559436, 78043146, 88311981, 117064719, 117749308, 146971764, 156086292, 176623962, 234129438, 264935943, 353247924, 468258876, 529871886, 559309213, 1059743772, 1118618426, 1677927639, 2237236852, 3355855278, 5033782917, 6711710556, 10067565834, 20135131668]

約数ペア:

[(1, 20135131668), (2, 10067565834), (3, 6711710556), (4, 5033782917), (6, 3355855278), (9, 2237236852), (12, 1677927639), (18, 1118618426), (19, 1059743772), (36, 559309213), (38, 529871886), (43, 468258876), (57, 353247924), (76, 264935943), (86, 234129438), (114, 176623962), (129, 156086292), (137, 146971764), (171, 117749308), (172, 117064719), (228, 88311981), (258, 78043146), (263, 76559436), (274, 73485882), (342, 58874654), (361, 55775988), (387, 52028764), (411, 48990588), (516, 39021573), (526, 38279718), (548, 36742941), (684, 29437327), (722, 27887994), (774, 26014382), (789, 25519812), (817, 24645204), (822, 24495294), (1052, 19139859), (1083, 18591996), (1233, 16330196), (1444, 13943997), (1548, 13007191), (1578, 12759906), (1634, 12322602), (1644, 12247647), (2166, 9295998), (2367, 8506604), (2451, 8215068), (2466, 8165098), (2603, 7735356), (3156, 6379953), (3249, 6197332), (3268, 6161301), (4332, 4647999), (4734, 4253302), (4902, 4107534), (4932, 4082549), (4997, 4029444), (5206, 3867678), (5891, 3417948), (6498, 3098666), (7353, 2738356), (7809, 2578452), (9468, 2126651), (9804, 2053767), (9994, 2014722), (10412, 1933839), (11309, 1780452), (11782, 1708974), (12996, 1549333), (14706, 1369178), (14991, 1343148), (15523, 1297116), (15618, 1289226), (17673, 1139316), (19988, 1007361), (22618, 890226), (23427, 859484), (23564, 854487), (29412, 684589), (29982, 671574), (31046, 648558), (31236, 644613), (33927, 593484), (35346, 569658), (36031, 558828), (44973, 447716), (45236, 445113), (46569, 432372), (46854, 429742), (49457, 407124), (53019, 379772), (59964, 335787), (62092, 324279), (67854, 296742), (70692, 284829), (72062, 279414), (89946, 223858), (93138, 216186), (93708, 214871), (94943, 212076), (98914, 203562), (101781, 197828), (106038, 189886), (108093, 186276), (111929, 179892), (135708, 148371), (139707, 144124)]