20654612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16187}}^1$

素因数の和:16231

約数の個数: 24

約数和(自身を含む): 40793760

約数和(自身を除く): 20139148

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16187, 32374, 64748, 178057, 356114, 469423, 712228, 938846, 1877692, 5163653, 10327306, 20654612]

約数ペア:

[(1, 20654612), (2, 10327306), (4, 5163653), (11, 1877692), (22, 938846), (29, 712228), (44, 469423), (58, 356114), (116, 178057), (319, 64748), (638, 32374), (1276, 16187)]