18712136

素因数分解:

$2^3\times {\mathrm{1013}}^1\times {\mathrm{2309}}^1$

素因数の和:3328

約数の個数: 16

約数和(自身を含む): 35135100

約数和(自身を除く): 16422964

約数列:

[1, 2, 4, 8, 1013, 2026, 2309, 4052, 4618, 8104, 9236, 18472, 2339017, 4678034, 9356068, 18712136]

約数ペア:

[(1, 18712136), (2, 9356068), (4, 4678034), (8, 2339017), (1013, 18472), (2026, 9236), (2309, 8104), (4052, 4618)]