18507155

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{859}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 23116800

約数和(自身を除く): 4609645

約数列:

[1, 5, 31, 139, 155, 695, 859, 4295, 4309, 21545, 26629, 119401, 133145, 597005, 3701431, 18507155]

約数ペア:

[(1, 18507155), (5, 3701431), (31, 597005), (139, 133145), (155, 119401), (695, 26629), (859, 21545), (4295, 4309)]