18786471

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{997}}^1$

素因数の和:1582

約数の個数: 16

約数和(自身を含む): 27401088

約数和(自身を除く): 8614617

約数列:

[1, 3, 11, 33, 571, 997, 1713, 2991, 6281, 10967, 18843, 32901, 569287, 1707861, 6262157, 18786471]

約数ペア:

[(1, 18786471), (3, 6262157), (11, 1707861), (33, 569287), (571, 32901), (997, 18843), (1713, 10967), (2991, 6281)]