20862212

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2833}}^1$

素因数の和:3107

約数の個数: 24

約数和(自身を含む): 41897856

約数和(自身を除く): 21035644

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 2833, 3682, 5666, 7364, 11332, 19831, 39662, 79324, 745079, 1490158, 2980316, 5215553, 10431106, 20862212]

約数ペア:

[(1, 20862212), (2, 10431106), (4, 5215553), (7, 2980316), (14, 1490158), (28, 745079), (263, 79324), (526, 39662), (1052, 19831), (1841, 11332), (2833, 7364), (3682, 5666)]