18877660

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{4051}}^1$

素因数の和:4293

約数の個数: 24

約数和(自身を含む): 39823056

約数和(自身を除く): 20945396

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4051, 4660, 8102, 16204, 20255, 40510, 81020, 943883, 1887766, 3775532, 4719415, 9438830, 18877660]

約数ペア:

[(1, 18877660), (2, 9438830), (4, 4719415), (5, 3775532), (10, 1887766), (20, 943883), (233, 81020), (466, 40510), (932, 20255), (1165, 16204), (2330, 8102), (4051, 4660)]