12542416

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{4993}}^1$

素因数の和:5158

約数の個数: 20

約数和(自身を含む): 24460612

約数和(自身を除く): 11918196

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 4993, 9986, 19972, 39944, 79888, 783901, 1567802, 3135604, 6271208, 12542416]

約数ペア:

[(1, 12542416), (2, 6271208), (4, 3135604), (8, 1567802), (16, 783901), (157, 79888), (314, 39944), (628, 19972), (1256, 9986), (2512, 4993)]