20916562

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{10427}}^1$

素因数の和:10505

約数の個数: 16

約数和(自身を含む): 33786720

約数和(自身を除く): 12870158

約数列:

[1, 2, 17, 34, 59, 118, 1003, 2006, 10427, 20854, 177259, 354518, 615193, 1230386, 10458281, 20916562]

約数ペア:

[(1, 20916562), (2, 10458281), (17, 1230386), (34, 615193), (59, 354518), (118, 177259), (1003, 20854), (2006, 10427)]