20212509618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{7741}}^1$

素因数の和:7849

約数の個数: 192

約数和(自身を含む): 56348877312

約数和(自身を除く): 36136367694

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 23, 34, 42, 46, 51, 53, 63, 69, 102, 106, 119, 126, 138, 153, 159, 161, 207, 238, 306, 318, 322, 357, 371, 391, 414, 477, 483, 714, 742, 782, 901, 954, 966, 1071, 1113, 1173, 1219, 1449, 1802, 2142, 2226, 2346, 2438, 2703, 2737, 2898, 3339, 3519, 3657, 5406, 5474, 6307, 6678, 7038, 7314, 7741, 8109, 8211, 8533, 10971, 12614, 15482, 16218, 16422, 17066, 18921, 20723, 21942, 23223, 24633, 25599, 37842, 41446, 46446, 49266, 51198, 54187, 56763, 62169, 69669, 76797, 108374, 113526, 124338, 131597, 139338, 145061, 153594, 162561, 178043, 186507, 263194, 290122, 325122, 356086, 373014, 394791, 410273, 435183, 487683, 534129, 789582, 820546, 870366, 921179, 975366, 1068258, 1184373, 1230819, 1246301, 1305549, 1602387, 1842358, 2368746, 2461638, 2492602, 2611098, 2763537, 2871911, 3026731, 3204774, 3692457, 3738903, 5527074, 5743822, 6053462, 6974641, 7384914, 7477806, 8290611, 8615733, 9080193, 9436279, 11216709, 13949282, 16581222, 17231466, 18160386, 18872558, 20923923, 21187117, 22433418, 25847199, 27240579, 28308837, 41847846, 42374234, 48822487, 51694398, 54481158, 56617674, 62771769, 63561351, 66053953, 84926511, 97644974, 125543538, 127122702, 132107906, 146467461, 160416743, 169853022, 190684053, 198161859, 292934922, 320833486, 381368106, 396323718, 439402383, 481250229, 594485577, 878804766, 962500458, 1122917201, 1188971154, 1443750687, 2245834402, 2887501374, 3368751603, 6737503206, 10106254809, 20212509618]

約数ペア:

[(1, 20212509618), (2, 10106254809), (3, 6737503206), (6, 3368751603), (7, 2887501374), (9, 2245834402), (14, 1443750687), (17, 1188971154), (18, 1122917201), (21, 962500458), (23, 878804766), (34, 594485577), (42, 481250229), (46, 439402383), (51, 396323718), (53, 381368106), (63, 320833486), (69, 292934922), (102, 198161859), (106, 190684053), (119, 169853022), (126, 160416743), (138, 146467461), (153, 132107906), (159, 127122702), (161, 125543538), (207, 97644974), (238, 84926511), (306, 66053953), (318, 63561351), (322, 62771769), (357, 56617674), (371, 54481158), (391, 51694398), (414, 48822487), (477, 42374234), (483, 41847846), (714, 28308837), (742, 27240579), (782, 25847199), (901, 22433418), (954, 21187117), (966, 20923923), (1071, 18872558), (1113, 18160386), (1173, 17231466), (1219, 16581222), (1449, 13949282), (1802, 11216709), (2142, 9436279), (2226, 9080193), (2346, 8615733), (2438, 8290611), (2703, 7477806), (2737, 7384914), (2898, 6974641), (3339, 6053462), (3519, 5743822), (3657, 5527074), (5406, 3738903), (5474, 3692457), (6307, 3204774), (6678, 3026731), (7038, 2871911), (7314, 2763537), (7741, 2611098), (8109, 2492602), (8211, 2461638), (8533, 2368746), (10971, 1842358), (12614, 1602387), (15482, 1305549), (16218, 1246301), (16422, 1230819), (17066, 1184373), (18921, 1068258), (20723, 975366), (21942, 921179), (23223, 870366), (24633, 820546), (25599, 789582), (37842, 534129), (41446, 487683), (46446, 435183), (49266, 410273), (51198, 394791), (54187, 373014), (56763, 356086), (62169, 325122), (69669, 290122), (76797, 263194), (108374, 186507), (113526, 178043), (124338, 162561), (131597, 153594), (139338, 145061)]