19088665

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 23354496

約数和(自身を除く): 4265831

約数列:

[1, 5, 131, 151, 193, 655, 755, 965, 19781, 25283, 29143, 98905, 126415, 145715, 3817733, 19088665]

約数ペア:

[(1, 19088665), (5, 3817733), (131, 145715), (151, 126415), (193, 98905), (655, 29143), (755, 25283), (965, 19781)]