17969949970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{256713571}}^1$

素因数の和:256713585

約数の個数: 16

約数和(自身を含む): 36966754368

約数和(自身を除く): 18996804398

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 256713571, 513427142, 1283567855, 1796994997, 2567135710, 3593989994, 8984974985, 17969949970]

約数ペア:

[(1, 17969949970), (2, 8984974985), (5, 3593989994), (7, 2567135710), (10, 1796994997), (14, 1283567855), (35, 513427142), (70, 256713571)]