18529985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2719}}^1$

素因数の和:2800

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 4970815

約数列:

[1, 5, 29, 47, 145, 235, 1363, 2719, 6815, 13595, 78851, 127793, 394255, 638965, 3705997, 18529985]

約数ペア:

[(1, 18529985), (5, 3705997), (29, 638965), (47, 394255), (145, 127793), (235, 78851), (1363, 13595), (2719, 6815)]