188975996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{10501}}^1$

素因数の和:10925

約数の個数: 24

約数和(自身を含む): 361688880

約数和(自身を除く): 172712884

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1636, 4499, 8998, 10501, 17996, 21002, 42004, 115511, 231022, 462044, 4294909, 8589818, 17179636, 47243999, 94487998, 188975996]

約数ペア:

[(1, 188975996), (2, 94487998), (4, 47243999), (11, 17179636), (22, 8589818), (44, 4294909), (409, 462044), (818, 231022), (1636, 115511), (4499, 42004), (8998, 21002), (10501, 17996)]