256048784

素因数分解:

$2^4\times {\mathrm{1663}}^1\times {\mathrm{9623}}^1$

素因数の和:11294

約数の個数: 20

約数和(自身を含む): 496444416

約数和(自身を除く): 240395632

約数列:

[1, 2, 4, 8, 16, 1663, 3326, 6652, 9623, 13304, 19246, 26608, 38492, 76984, 153968, 16003049, 32006098, 64012196, 128024392, 256048784]

約数ペア:

[(1, 256048784), (2, 128024392), (4, 64012196), (8, 32006098), (16, 16003049), (1663, 153968), (3326, 76984), (6652, 38492), (9623, 26608), (13304, 19246)]