19802462110

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8285549}}^1$

素因数の和:8285795

約数の個数: 16

約数和(自身を含む): 35793576000

約数和(自身を除く): 15991113890

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 8285549, 16571098, 41427745, 82855490, 1980246211, 3960492422, 9901231055, 19802462110]

約数ペア:

[(1, 19802462110), (2, 9901231055), (5, 3960492422), (10, 1980246211), (239, 82855490), (478, 41427745), (1195, 16571098), (2390, 8285549)]