20146138864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1\times {\mathrm{1733}}^1$

素因数の和:2378

約数の個数: 80

約数和(自身を含む): 41953921920

約数和(自身を除く): 21807783056

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 316, 541, 632, 1082, 1264, 1343, 1733, 2164, 2686, 3466, 4328, 5372, 6932, 8656, 9197, 10744, 13864, 18394, 21488, 27728, 29461, 36788, 42739, 58922, 73576, 85478, 117844, 136907, 147152, 170956, 235688, 273814, 341912, 471376, 547628, 683824, 726563, 937553, 1095256, 1453126, 1875106, 2190512, 2327419, 2906252, 3750212, 4654838, 5812504, 7500424, 9309676, 11625008, 15000848, 15938401, 18619352, 31876802, 37238704, 63753604, 74066687, 127507208, 148133374, 255014416, 296266748, 592533496, 1185066992, 1259133679, 2518267358, 5036534716, 10073069432, 20146138864]

約数ペア:

[(1, 20146138864), (2, 10073069432), (4, 5036534716), (8, 2518267358), (16, 1259133679), (17, 1185066992), (34, 592533496), (68, 296266748), (79, 255014416), (136, 148133374), (158, 127507208), (272, 74066687), (316, 63753604), (541, 37238704), (632, 31876802), (1082, 18619352), (1264, 15938401), (1343, 15000848), (1733, 11625008), (2164, 9309676), (2686, 7500424), (3466, 5812504), (4328, 4654838), (5372, 3750212), (6932, 2906252), (8656, 2327419), (9197, 2190512), (10744, 1875106), (13864, 1453126), (18394, 1095256), (21488, 937553), (27728, 726563), (29461, 683824), (36788, 547628), (42739, 471376), (58922, 341912), (73576, 273814), (85478, 235688), (117844, 170956), (136907, 147152)]