19043195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3851}}^1$

素因数の和:3922

約数の個数: 16

約数和(自身を含む): 24406272

約数和(自身を除く): 5363077

約数列:

[1, 5, 23, 43, 115, 215, 989, 3851, 4945, 19255, 88573, 165593, 442865, 827965, 3808639, 19043195]

約数ペア:

[(1, 19043195), (5, 3808639), (23, 827965), (43, 442865), (115, 165593), (215, 88573), (989, 19255), (3851, 4945)]