20960295

素因数分解:

$3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1723}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 33597312

約数和(自身を除く): 12637017

約数列:

[1, 3, 5, 15, 811, 1723, 2433, 4055, 5169, 8615, 12165, 25845, 1397353, 4192059, 6986765, 20960295]

約数ペア:

[(1, 20960295), (3, 6986765), (5, 4192059), (15, 1397353), (811, 25845), (1723, 12165), (2433, 8615), (4055, 5169)]