20672762

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19993}}^1$

素因数の和:20053

約数の個数: 16

約数和(自身を含む): 34549632

約数和(自身を除く): 13876870

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19993, 39986, 219923, 439846, 939671, 1879342, 10336381, 20672762]

約数ペア:

[(1, 20672762), (2, 10336381), (11, 1879342), (22, 939671), (47, 439846), (94, 219923), (517, 39986), (1034, 19993)]