20491413

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{2267}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 28740096

約数和(自身を除く): 8248683

約数列:

[1, 3, 23, 69, 131, 393, 2267, 3013, 6801, 9039, 52141, 156423, 296977, 890931, 6830471, 20491413]

約数ペア:

[(1, 20491413), (3, 6830471), (23, 890931), (69, 296977), (131, 156423), (393, 52141), (2267, 9039), (3013, 6801)]