20964602

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{719}}^1$

素因数の和:1021

約数の個数: 16

約数和(自身を含む): 32140800

約数和(自身を除く): 11176198

約数列:

[1, 2, 61, 122, 239, 478, 719, 1438, 14579, 29158, 43859, 87718, 171841, 343682, 10482301, 20964602]

約数ペア:

[(1, 20964602), (2, 10482301), (61, 343682), (122, 171841), (239, 87718), (478, 43859), (719, 29158), (1438, 14579)]