20949874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20261}}^1$

素因数の和:20321

約数の個数: 16

約数和(自身を含む): 35012736

約数和(自身を除く): 14062862

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 20261, 40522, 222871, 445742, 952267, 1904534, 10474937, 20949874]

約数ペア:

[(1, 20949874), (2, 10474937), (11, 1904534), (22, 952267), (47, 445742), (94, 222871), (517, 40522), (1034, 20261)]