19914251

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3343}}^1$

素因数の和:3410

約数の個数: 16

約数和(自身を含む): 24397824

約数和(自身を除く): 4483573

約数列:

[1, 7, 23, 37, 161, 259, 851, 3343, 5957, 23401, 76889, 123691, 538223, 865837, 2844893, 19914251]

約数ペア:

[(1, 19914251), (7, 2844893), (23, 865837), (37, 538223), (161, 123691), (259, 76889), (851, 23401), (3343, 5957)]