20929924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1321}}^1$

素因数の和:1575

約数の個数: 24

約数和(自身を含む): 38977848

約数和(自身を除く): 18047924

約数列:

[1, 2, 4, 17, 34, 68, 233, 466, 932, 1321, 2642, 3961, 5284, 7922, 15844, 22457, 44914, 89828, 307793, 615586, 1231172, 5232481, 10464962, 20929924]

約数ペア:

[(1, 20929924), (2, 10464962), (4, 5232481), (17, 1231172), (34, 615586), (68, 307793), (233, 89828), (466, 44914), (932, 22457), (1321, 15844), (2642, 7922), (3961, 5284)]