20565578007

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{910747}}^1$

素因数の和:910959

約数の個数: 24

約数和(自身を含む): 32156690384

約数和(自身を除く): 11591112377

約数列:

[1, 3, 9, 13, 39, 117, 193, 579, 1737, 2509, 7527, 22581, 910747, 2732241, 8196723, 11839711, 35519133, 106557399, 175774171, 527322513, 1581967539, 2285064223, 6855192669, 20565578007]

約数ペア:

[(1, 20565578007), (3, 6855192669), (9, 2285064223), (13, 1581967539), (39, 527322513), (117, 175774171), (193, 106557399), (579, 35519133), (1737, 11839711), (2509, 8196723), (7527, 2732241), (22581, 910747)]