20461426

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{823}}^1$

素因数の和:1257

約数の個数: 16

約数和(自身を含む): 31799808

約数和(自身を除く): 11338382

約数列:

[1, 2, 31, 62, 401, 802, 823, 1646, 12431, 24862, 25513, 51026, 330023, 660046, 10230713, 20461426]

約数ペア:

[(1, 20461426), (2, 10230713), (31, 660046), (62, 330023), (401, 51026), (802, 25513), (823, 24862), (1646, 12431)]