20428474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{937}}^1\times {\mathrm{991}}^1$

素因数の和:1941

約数の個数: 16

約数和(自身を含む): 33497856

約数和(自身を除く): 13069382

約数列:

[1, 2, 11, 22, 937, 991, 1874, 1982, 10307, 10901, 20614, 21802, 928567, 1857134, 10214237, 20428474]

約数ペア:

[(1, 20428474), (2, 10214237), (11, 1857134), (22, 928567), (937, 21802), (991, 20614), (1874, 10901), (1982, 10307)]