168264784

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{80279}}^1$

素因数の和:80418

約数の個数: 20

約数和(自身を含む): 328505760

約数和(自身を除く): 160240976

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 80279, 160558, 321116, 642232, 1284464, 10516549, 21033098, 42066196, 84132392, 168264784]

約数ペア:

[(1, 168264784), (2, 84132392), (4, 42066196), (8, 21033098), (16, 10516549), (131, 1284464), (262, 642232), (524, 321116), (1048, 160558), (2096, 80279)]