20922723

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{757}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 31453968

約数和(自身を除く): 10531245

約数列:

[1, 3, 9, 37, 83, 111, 249, 333, 747, 757, 2271, 3071, 6813, 9213, 27639, 28009, 62831, 84027, 188493, 252081, 565479, 2324747, 6974241, 20922723]

約数ペア:

[(1, 20922723), (3, 6974241), (9, 2324747), (37, 565479), (83, 252081), (111, 188493), (249, 84027), (333, 62831), (747, 28009), (757, 27639), (2271, 9213), (3071, 6813)]