19446561

素因数分解:

$3^5\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 29527680

約数和(自身を除く): 10081119

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 711, 1013, 2133, 3039, 6399, 9117, 19197, 27351, 80027, 82053, 240081, 246159, 720243, 2160729, 6482187, 19446561]

約数ペア:

[(1, 19446561), (3, 6482187), (9, 2160729), (27, 720243), (79, 246159), (81, 240081), (237, 82053), (243, 80027), (711, 27351), (1013, 19197), (2133, 9117), (3039, 6399)]