391517584

素因数分解:

$2^4\times {\mathrm{1213}}^1\times {\mathrm{20173}}^1$

素因数の和:21394

約数の個数: 20

約数和(自身を含む): 759228316

約数和(自身を除く): 367710732

約数列:

[1, 2, 4, 8, 16, 1213, 2426, 4852, 9704, 19408, 20173, 40346, 80692, 161384, 322768, 24469849, 48939698, 97879396, 195758792, 391517584]

約数ペア:

[(1, 391517584), (2, 195758792), (4, 97879396), (8, 48939698), (16, 24469849), (1213, 322768), (2426, 161384), (4852, 80692), (9704, 40346), (19408, 20173)]