20962516

素因数分解:

$2^2\times {\mathrm{251}}^1\times {\mathrm{20879}}^1$

素因数の和:21134

約数の個数: 12

約数和(自身を含む): 36832320

約数和(自身を除く): 15869804

約数列:

[1, 2, 4, 251, 502, 1004, 20879, 41758, 83516, 5240629, 10481258, 20962516]

約数ペア:

[(1, 20962516), (2, 10481258), (4, 5240629), (251, 83516), (502, 41758), (1004, 20879)]