20556349

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2971}}^1$

素因数の和:3036

約数の個数: 16

約数和(自身を含む): 24394176

約数和(自身を除く): 3837827

約数列:

[1, 11, 17, 37, 187, 407, 629, 2971, 6919, 32681, 50507, 109927, 555577, 1209197, 1868759, 20556349]

約数ペア:

[(1, 20556349), (11, 1868759), (17, 1209197), (37, 555577), (187, 109927), (407, 50507), (629, 32681), (2971, 6919)]