19078011

素因数分解:

$3^4\times {\mathrm{317}}^1\times {\mathrm{743}}^1$

素因数の和:1072

約数の個数: 20

約数和(自身を含む): 28627632

約数和(自身を除く): 9549621

約数列:

[1, 3, 9, 27, 81, 317, 743, 951, 2229, 2853, 6687, 8559, 20061, 25677, 60183, 235531, 706593, 2119779, 6359337, 19078011]

約数ペア:

[(1, 19078011), (3, 6359337), (9, 2119779), (27, 706593), (81, 235531), (317, 60183), (743, 25677), (951, 20061), (2229, 8559), (2853, 6687)]