1015920008

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{310489}}^1$

素因数の和:310904

約数の個数: 16

約数和(自身を含む): 1909513500

約数和(自身を除く): 893593492

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 310489, 620978, 1241956, 2483912, 126990001, 253980002, 507960004, 1015920008]

約数ペア:

[(1, 1015920008), (2, 507960004), (4, 253980002), (8, 126990001), (409, 2483912), (818, 1241956), (1636, 620978), (3272, 310489)]