20454471

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{5783}}^1$

素因数の和:5923

約数の個数: 16

約数和(自身を含む): 30539520

約数和(自身を除く): 10085049

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 5783, 17349, 52047, 156141, 757573, 2272719, 6818157, 20454471]

約数ペア:

[(1, 20454471), (3, 6818157), (9, 2272719), (27, 757573), (131, 156141), (393, 52047), (1179, 17349), (3537, 5783)]