20081690

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42727}}^1$

素因数の和:42781

約数の個数: 16

約数和(自身を含む): 36916992

約数和(自身を除く): 16835302

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 42727, 85454, 213635, 427270, 2008169, 4016338, 10040845, 20081690]

約数ペア:

[(1, 20081690), (2, 10040845), (5, 4016338), (10, 2008169), (47, 427270), (94, 213635), (235, 85454), (470, 42727)]