18837784966

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1321}}^1$

素因数の和:1790

約数の個数: 128

約数和(自身を含む): 40297098240

約数和(自身を除く): 21459313274

約数列:

[1, 2, 7, 11, 13, 14, 17, 22, 26, 34, 77, 91, 119, 143, 154, 182, 187, 221, 238, 286, 374, 419, 442, 838, 1001, 1309, 1321, 1547, 2002, 2431, 2618, 2642, 2933, 3094, 4609, 4862, 5447, 5866, 7123, 9218, 9247, 10894, 14246, 14531, 17017, 17173, 18494, 22457, 29062, 32263, 34034, 34346, 38129, 44914, 49861, 59917, 64526, 76258, 78353, 92599, 99722, 101717, 119834, 120211, 156706, 157199, 185198, 188903, 203434, 240422, 247027, 291941, 314398, 377806, 419419, 494054, 548471, 553499, 583882, 648193, 838838, 1018589, 1096942, 1106998, 1296386, 1322321, 1729189, 2037178, 2043587, 2644642, 3211351, 3458378, 3874493, 4087174, 6088489, 6422702, 7130123, 7195487, 7748986, 9409483, 12176978, 14260246, 14390974, 18818966, 22479457, 42619423, 44958914, 50368409, 65866381, 79150357, 85238846, 100736818, 103504313, 122323279, 131732762, 158300714, 207008626, 244646558, 554052499, 724530191, 856262953, 1108104998, 1345556069, 1449060382, 1712525906, 2691112138, 9418892483, 18837784966]

約数ペア:

[(1, 18837784966), (2, 9418892483), (7, 2691112138), (11, 1712525906), (13, 1449060382), (14, 1345556069), (17, 1108104998), (22, 856262953), (26, 724530191), (34, 554052499), (77, 244646558), (91, 207008626), (119, 158300714), (143, 131732762), (154, 122323279), (182, 103504313), (187, 100736818), (221, 85238846), (238, 79150357), (286, 65866381), (374, 50368409), (419, 44958914), (442, 42619423), (838, 22479457), (1001, 18818966), (1309, 14390974), (1321, 14260246), (1547, 12176978), (2002, 9409483), (2431, 7748986), (2618, 7195487), (2642, 7130123), (2933, 6422702), (3094, 6088489), (4609, 4087174), (4862, 3874493), (5447, 3458378), (5866, 3211351), (7123, 2644642), (9218, 2043587), (9247, 2037178), (10894, 1729189), (14246, 1322321), (14531, 1296386), (17017, 1106998), (17173, 1096942), (18494, 1018589), (22457, 838838), (29062, 648193), (32263, 583882), (34034, 553499), (34346, 548471), (38129, 494054), (44914, 419419), (49861, 377806), (59917, 314398), (64526, 291941), (76258, 247027), (78353, 240422), (92599, 203434), (99722, 188903), (101717, 185198), (119834, 157199), (120211, 156706)]