220164088

素因数分解:

$2^3\times {\mathrm{1721}}^1\times {\mathrm{15991}}^1$

素因数の和:17718

約数の個数: 16

約数和(自身を含む): 413073360

約数和(自身を除く): 192909272

約数列:

[1, 2, 4, 8, 1721, 3442, 6884, 13768, 15991, 31982, 63964, 127928, 27520511, 55041022, 110082044, 220164088]

約数ペア:

[(1, 220164088), (2, 110082044), (4, 55041022), (8, 27520511), (1721, 127928), (3442, 63964), (6884, 31982), (13768, 15991)]