20564562

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{5347}}^1$

素因数の和:5993

約数の個数: 16

約数和(自身を含む): 41200992

約数和(自身を除く): 20636430

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 5347, 10694, 16041, 32082, 3427427, 6854854, 10282281, 20564562]

約数ペア:

[(1, 20564562), (2, 10282281), (3, 6854854), (6, 3427427), (641, 32082), (1282, 16041), (1923, 10694), (3846, 5347)]