19718921628

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{5801}}^1$

素因数の和:5913

約数の個数: 216

約数和(自身を含む): 60671467584

約数和(自身を除く): 40952545956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 47, 49, 63, 82, 84, 94, 98, 123, 126, 141, 147, 164, 188, 196, 246, 252, 282, 287, 294, 329, 369, 423, 441, 492, 564, 574, 588, 658, 738, 846, 861, 882, 987, 1148, 1316, 1476, 1692, 1722, 1764, 1927, 1974, 2009, 2303, 2583, 2961, 3444, 3854, 3948, 4018, 4606, 5166, 5781, 5801, 5922, 6027, 6909, 7708, 8036, 9212, 10332, 11562, 11602, 11844, 12054, 13489, 13818, 17343, 17403, 18081, 20727, 23124, 23204, 24108, 26978, 27636, 34686, 34806, 36162, 40467, 40607, 41454, 52209, 53956, 69372, 69612, 72324, 80934, 81214, 82908, 94423, 104418, 121401, 121821, 161868, 162428, 188846, 208836, 237841, 242802, 243642, 272647, 283269, 284249, 365463, 377692, 475682, 485604, 487284, 545294, 566538, 568498, 713523, 730926, 817941, 849807, 852747, 951364, 1090588, 1133076, 1136996, 1427046, 1461852, 1635882, 1664887, 1699614, 1705494, 1908529, 2140569, 2453823, 2558241, 2854092, 3271764, 3329774, 3399228, 3410988, 3817058, 4281138, 4907646, 4994661, 5116482, 5725587, 6659548, 7634116, 8562276, 9815292, 9989322, 10232964, 11178527, 11451174, 11654209, 13359703, 14983983, 17176761, 19978644, 22357054, 22902348, 23308418, 26719406, 29967966, 33535581, 34353522, 34962627, 40079109, 44714108, 46616836, 53438812, 59935932, 67071162, 68707044, 69925254, 78249689, 80158218, 100606743, 104887881, 120237327, 134142324, 139850508, 156499378, 160316436, 201213486, 209775762, 234749067, 240474654, 312998756, 402426972, 419551524, 469498134, 480949308, 547747823, 704247201, 938996268, 1095495646, 1408494402, 1643243469, 2190991292, 2816988804, 3286486938, 4929730407, 6572973876, 9859460814, 19718921628]

約数ペア:

[(1, 19718921628), (2, 9859460814), (3, 6572973876), (4, 4929730407), (6, 3286486938), (7, 2816988804), (9, 2190991292), (12, 1643243469), (14, 1408494402), (18, 1095495646), (21, 938996268), (28, 704247201), (36, 547747823), (41, 480949308), (42, 469498134), (47, 419551524), (49, 402426972), (63, 312998756), (82, 240474654), (84, 234749067), (94, 209775762), (98, 201213486), (123, 160316436), (126, 156499378), (141, 139850508), (147, 134142324), (164, 120237327), (188, 104887881), (196, 100606743), (246, 80158218), (252, 78249689), (282, 69925254), (287, 68707044), (294, 67071162), (329, 59935932), (369, 53438812), (423, 46616836), (441, 44714108), (492, 40079109), (564, 34962627), (574, 34353522), (588, 33535581), (658, 29967966), (738, 26719406), (846, 23308418), (861, 22902348), (882, 22357054), (987, 19978644), (1148, 17176761), (1316, 14983983), (1476, 13359703), (1692, 11654209), (1722, 11451174), (1764, 11178527), (1927, 10232964), (1974, 9989322), (2009, 9815292), (2303, 8562276), (2583, 7634116), (2961, 6659548), (3444, 5725587), (3854, 5116482), (3948, 4994661), (4018, 4907646), (4606, 4281138), (5166, 3817058), (5781, 3410988), (5801, 3399228), (5922, 3329774), (6027, 3271764), (6909, 2854092), (7708, 2558241), (8036, 2453823), (9212, 2140569), (10332, 1908529), (11562, 1705494), (11602, 1699614), (11844, 1664887), (12054, 1635882), (13489, 1461852), (13818, 1427046), (17343, 1136996), (17403, 1133076), (18081, 1090588), (20727, 951364), (23124, 852747), (23204, 849807), (24108, 817941), (26978, 730926), (27636, 713523), (34686, 568498), (34806, 566538), (36162, 545294), (40467, 487284), (40607, 485604), (41454, 475682), (52209, 377692), (53956, 365463), (69372, 284249), (69612, 283269), (72324, 272647), (80934, 243642), (81214, 242802), (82908, 237841), (94423, 208836), (104418, 188846), (121401, 162428), (121821, 161868)]