1720985218

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{217351}}^1$

素因数の和:217497

約数の個数: 16

約数和(自身を含む): 2676037824

約数和(自身を除く): 955052606

約数列:

[1, 2, 37, 74, 107, 214, 3959, 7918, 217351, 434702, 8041987, 16083974, 23256557, 46513114, 860492609, 1720985218]

約数ペア:

[(1, 1720985218), (2, 860492609), (37, 46513114), (74, 23256557), (107, 16083974), (214, 8041987), (3959, 434702), (7918, 217351)]