20593916

素因数分解:

$2^2\times 7^2\times {\mathrm{105071}}^1$

素因数の和:105089

約数の個数: 18

約数和(自身を含む): 41923728

約数和(自身を除く): 21329812

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 105071, 210142, 420284, 735497, 1470994, 2941988, 5148479, 10296958, 20593916]

約数ペア:

[(1, 20593916), (2, 10296958), (4, 5148479), (7, 2941988), (14, 1470994), (28, 735497), (49, 420284), (98, 210142), (196, 105071)]