19394893

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 22763520

約数和(自身を除く): 3368627

約数列:

[1, 7, 59, 151, 311, 413, 1057, 2177, 8909, 18349, 46961, 62363, 128443, 328727, 2770699, 19394893]

約数ペア:

[(1, 19394893), (7, 2770699), (59, 328727), (151, 128443), (311, 62363), (413, 46961), (1057, 18349), (2177, 8909)]