19147115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2753}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 24984288

約数和(自身を除く): 5837173

約数列:

[1, 5, 13, 65, 107, 535, 1391, 2753, 6955, 13765, 35789, 178945, 294571, 1472855, 3829423, 19147115]

約数ペア:

[(1, 19147115), (5, 3829423), (13, 1472855), (65, 294571), (107, 178945), (535, 35789), (1391, 13765), (2753, 6955)]