126737641990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{667040221}}^1$

素因数の和:667040247

約数の個数: 16

約数和(自身を含む): 240134479920

約数和(自身を除く): 113396837930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 667040221, 1334080442, 3335201105, 6670402210, 12673764199, 25347528398, 63368820995, 126737641990]

約数ペア:

[(1, 126737641990), (2, 63368820995), (5, 25347528398), (10, 12673764199), (19, 6670402210), (38, 3335201105), (95, 1334080442), (190, 667040221)]