18172594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20147}}^1$

素因数の和:20201

約数の個数: 16

約数和(自身を含む): 30463776

約数和(自身を除く): 12291182

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 20147, 40294, 221617, 443234, 826027, 1652054, 9086297, 18172594]

約数ペア:

[(1, 18172594), (2, 9086297), (11, 1652054), (22, 826027), (41, 443234), (82, 221617), (451, 40294), (902, 20147)]