20155761370

素因数分解:

$2^1\times 5^1\times {\mathrm{183451}}^1\times {\mathrm{10987}}^1$

素因数の和:194445

約数の個数: 16

約数和(自身を含む): 36283870368

約数和(自身を除く): 16128108998

約数列:

[1, 2, 5, 10, 10987, 21974, 54935, 109870, 183451, 366902, 917255, 1834510, 2015576137, 4031152274, 10077880685, 20155761370]

約数ペア:

[(1, 20155761370), (2, 10077880685), (5, 4031152274), (10, 2015576137), (10987, 1834510), (21974, 917255), (54935, 366902), (109870, 183451)]