220541854672

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{99164503}}^1$

素因数の和:99164650

約数の個数: 20

約数和(自身を含む): 430373947360

約数和(自身を除く): 209832092688

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 99164503, 198329006, 396658012, 793316024, 1586632048, 13783865917, 27567731834, 55135463668, 110270927336, 220541854672]

約数ペア:

[(1, 220541854672), (2, 110270927336), (4, 55135463668), (8, 27567731834), (16, 13783865917), (139, 1586632048), (278, 793316024), (556, 396658012), (1112, 198329006), (2224, 99164503)]