18804955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1499}}^1$

素因数の和:1710

約数の個数: 16

約数和(自身を含む): 24444000

約数和(自身を除く): 5639045

約数列:

[1, 5, 13, 65, 193, 965, 1499, 2509, 7495, 12545, 19487, 97435, 289307, 1446535, 3760991, 18804955]

約数ペア:

[(1, 18804955), (5, 3760991), (13, 1446535), (65, 289307), (193, 97435), (965, 19487), (1499, 12545), (2509, 7495)]