164007856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{330661}}^1$

素因数の和:330700

約数の個数: 20

約数和(自身を含む): 328016704

約数和(自身を除く): 164008848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 330661, 661322, 1322644, 2645288, 5290576, 10250491, 20500982, 41001964, 82003928, 164007856]

約数ペア:

[(1, 164007856), (2, 82003928), (4, 41001964), (8, 20500982), (16, 10250491), (31, 5290576), (62, 2645288), (124, 1322644), (248, 661322), (496, 330661)]