19889642690

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{46254983}}^1$

素因数の和:46255033

約数の個数: 16

約数和(自身を含む): 36633947328

約数和(自身を除く): 16744304638

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 46254983, 92509966, 231274915, 462549830, 1988964269, 3977928538, 9944821345, 19889642690]

約数ペア:

[(1, 19889642690), (2, 9944821345), (5, 3977928538), (10, 1988964269), (43, 462549830), (86, 231274915), (215, 92509966), (430, 46254983)]