20634406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25601}}^1$

素因数の和:25647

約数の個数: 16

約数和(自身を含む): 34409088

約数和(自身を除く): 13774682

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 25601, 51202, 332813, 665626, 793631, 1587262, 10317203, 20634406]

約数ペア:

[(1, 20634406), (2, 10317203), (13, 1587262), (26, 793631), (31, 665626), (62, 332813), (403, 51202), (806, 25601)]