20281276

素因数分解:

$2^2\times {\mathrm{419}}^1\times {\mathrm{12101}}^1$

素因数の和:12524

約数の個数: 12

約数和(自身を含む): 35579880

約数和(自身を除く): 15298604

約数列:

[1, 2, 4, 419, 838, 1676, 12101, 24202, 48404, 5070319, 10140638, 20281276]

約数ペア:

[(1, 20281276), (2, 10140638), (4, 5070319), (419, 48404), (838, 24202), (1676, 12101)]