28222436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{641419}}^1$

素因数の和:641434

約数の個数: 12

約数和(自身を含む): 53879280

約数和(自身を除く): 25656844

約数列:

[1, 2, 4, 11, 22, 44, 641419, 1282838, 2565676, 7055609, 14111218, 28222436]

約数ペア:

[(1, 28222436), (2, 14111218), (4, 7055609), (11, 2565676), (22, 1282838), (44, 641419)]