18668490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7877}}^1$

素因数の和:7966

約数の個数: 32

約数和(自身を含む): 45377280

約数和(自身を除く): 26708790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 7877, 15754, 23631, 39385, 47262, 78770, 118155, 236310, 622283, 1244566, 1866849, 3111415, 3733698, 6222830, 9334245, 18668490]

約数ペア:

[(1, 18668490), (2, 9334245), (3, 6222830), (5, 3733698), (6, 3111415), (10, 1866849), (15, 1244566), (30, 622283), (79, 236310), (158, 118155), (237, 78770), (395, 47262), (474, 39385), (790, 23631), (1185, 15754), (2370, 7877)]