15881090

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9743}}^1$

素因数の和:9913

約数の個数: 16

約数和(自身を含む): 28764288

約数和(自身を除く): 12883198

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 9743, 19486, 48715, 97430, 1588109, 3176218, 7940545, 15881090]

約数ペア:

[(1, 15881090), (2, 7940545), (5, 3176218), (10, 1588109), (163, 97430), (326, 48715), (815, 19486), (1630, 9743)]