31728356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1721}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 60752160

約数和(自身を除く): 29023804

約数列:

[1, 2, 4, 11, 22, 44, 419, 838, 1676, 1721, 3442, 4609, 6884, 9218, 18436, 18931, 37862, 75724, 721099, 1442198, 2884396, 7932089, 15864178, 31728356]

約数ペア:

[(1, 31728356), (2, 15864178), (4, 7932089), (11, 2884396), (22, 1442198), (44, 721099), (419, 75724), (838, 37862), (1676, 18931), (1721, 18436), (3442, 9218), (4609, 6884)]