18176970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{857}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 50409216

約数和(自身を除く): 32232246

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 101, 105, 202, 210, 303, 505, 606, 707, 857, 1010, 1414, 1515, 1714, 2121, 2571, 3030, 3535, 4242, 4285, 5142, 5999, 7070, 8570, 10605, 11998, 12855, 17997, 21210, 25710, 29995, 35994, 59990, 86557, 89985, 173114, 179970, 259671, 432785, 519342, 605899, 865570, 1211798, 1298355, 1817697, 2596710, 3029495, 3635394, 6058990, 9088485, 18176970]

約数ペア:

[(1, 18176970), (2, 9088485), (3, 6058990), (5, 3635394), (6, 3029495), (7, 2596710), (10, 1817697), (14, 1298355), (15, 1211798), (21, 865570), (30, 605899), (35, 519342), (42, 432785), (70, 259671), (101, 179970), (105, 173114), (202, 89985), (210, 86557), (303, 59990), (505, 35994), (606, 29995), (707, 25710), (857, 21210), (1010, 17997), (1414, 12855), (1515, 11998), (1714, 10605), (2121, 8570), (2571, 7070), (3030, 5999), (3535, 5142), (4242, 4285)]