20862256

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42061}}^1$

素因数の和:42100

約数の個数: 20

約数和(自身を含む): 41725504

約数和(自身を除く): 20863248

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42061, 84122, 168244, 336488, 672976, 1303891, 2607782, 5215564, 10431128, 20862256]

約数ペア:

[(1, 20862256), (2, 10431128), (4, 5215564), (8, 2607782), (16, 1303891), (31, 672976), (62, 336488), (124, 168244), (248, 84122), (496, 42061)]