397021036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{5223961}}^1$

素因数の和:5223984

約数の個数: 12

約数和(自身を含む): 731354680

約数和(自身を除く): 334333644

約数列:

[1, 2, 4, 19, 38, 76, 5223961, 10447922, 20895844, 99255259, 198510518, 397021036]

約数ペア:

[(1, 397021036), (2, 198510518), (4, 99255259), (19, 20895844), (38, 10447922), (76, 5223961)]