19624085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9739}}^1$

素因数の和:9788

約数の個数: 16

約数和(自身を含む): 26181120

約数和(自身を除く): 6557035

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 9739, 48695, 126607, 301909, 633035, 1509545, 3924817, 19624085]

約数ペア:

[(1, 19624085), (5, 3924817), (13, 1509545), (31, 633035), (65, 301909), (155, 126607), (403, 48695), (2015, 9739)]