205469816

素因数分解:

$2^3\times {\mathrm{1423}}^1\times {\mathrm{18049}}^1$

素因数の和:19478

約数の個数: 16

約数和(自身を含む): 385548000

約数和(自身を除く): 180078184

約数列:

[1, 2, 4, 8, 1423, 2846, 5692, 11384, 18049, 36098, 72196, 144392, 25683727, 51367454, 102734908, 205469816]

約数ペア:

[(1, 205469816), (2, 102734908), (4, 51367454), (8, 25683727), (1423, 144392), (2846, 72196), (5692, 36098), (11384, 18049)]