1908156220

素因数分解:

$2^2\times 5^1\times {\mathrm{95407811}}^1$

素因数の和:95407820

約数の個数: 12

約数和(自身を含む): 4007128104

約数和(自身を除く): 2098971884

約数列:

[1, 2, 4, 5, 10, 20, 95407811, 190815622, 381631244, 477039055, 954078110, 1908156220]

約数ペア:

[(1, 1908156220), (2, 954078110), (4, 477039055), (5, 381631244), (10, 190815622), (20, 95407811)]