20837585

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5101}}^1$

素因数の和:5168

約数の個数: 16

約数和(自身を含む): 26938560

約数和(自身を除く): 6100975

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 5101, 25505, 96919, 219343, 484595, 1096715, 4167517, 20837585]

約数ペア:

[(1, 20837585), (5, 4167517), (19, 1096715), (43, 484595), (95, 219343), (215, 96919), (817, 25505), (4085, 5101)]