20434659

素因数分解:

$3^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1747}}^1$

素因数の和:2314

約数の個数: 16

約数和(自身を含む): 31212288

約数和(自身を除く): 10777629

約数列:

[1, 3, 7, 21, 557, 1671, 1747, 3899, 5241, 11697, 12229, 36687, 973079, 2919237, 6811553, 20434659]

約数ペア:

[(1, 20434659), (3, 6811553), (7, 2919237), (21, 973079), (557, 36687), (1671, 12229), (1747, 11697), (3899, 5241)]