20180121555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{417419}}^1$

素因数の和:417731

約数の個数: 32

約数和(自身を含む): 35343786240

約数和(自身を除く): 15163664685

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 293, 879, 1465, 3223, 4395, 9669, 16115, 48345, 417419, 1252257, 2087095, 4591609, 6261285, 13774827, 22958045, 68874135, 122303767, 366911301, 611518835, 1345341437, 1834556505, 4036024311, 6726707185, 20180121555]

約数ペア:

[(1, 20180121555), (3, 6726707185), (5, 4036024311), (11, 1834556505), (15, 1345341437), (33, 611518835), (55, 366911301), (165, 122303767), (293, 68874135), (879, 22958045), (1465, 13774827), (3223, 6261285), (4395, 4591609), (9669, 2087095), (16115, 1252257), (48345, 417419)]