51559916

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{181549}}^1$

素因数の和:181624

約数の個数: 12

約数和(自身を含む): 91501200

約数和(自身を除く): 39941284

約数列:

[1, 2, 4, 71, 142, 284, 181549, 363098, 726196, 12889979, 25779958, 51559916]

約数ペア:

[(1, 51559916), (2, 25779958), (4, 12889979), (71, 726196), (142, 363098), (284, 181549)]