20581660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93553}}^1$

素因数の和:93573

約数の個数: 24

約数和(自身を含む): 47151216

約数和(自身を除く): 26569556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93553, 187106, 374212, 467765, 935530, 1029083, 1871060, 2058166, 4116332, 5145415, 10290830, 20581660]

約数ペア:

[(1, 20581660), (2, 10290830), (4, 5145415), (5, 4116332), (10, 2058166), (11, 1871060), (20, 1029083), (22, 935530), (44, 467765), (55, 374212), (110, 187106), (220, 93553)]