18207376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{103451}}^1$

素因数の和:103470

約数の個数: 20

約数和(自身を含む): 38484144

約数和(自身を除く): 20276768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 103451, 206902, 413804, 827608, 1137961, 1655216, 2275922, 4551844, 9103688, 18207376]

約数ペア:

[(1, 18207376), (2, 9103688), (4, 4551844), (8, 2275922), (11, 1655216), (16, 1137961), (22, 827608), (44, 413804), (88, 206902), (176, 103451)]