20800089

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 31217472

約数和(自身を除く): 10417383

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 639, 757, 2271, 3053, 6813, 9159, 27477, 32551, 53747, 97653, 161241, 292959, 483723, 2311121, 6933363, 20800089]

約数ペア:

[(1, 20800089), (3, 6933363), (9, 2311121), (43, 483723), (71, 292959), (129, 161241), (213, 97653), (387, 53747), (639, 32551), (757, 27477), (2271, 9159), (3053, 6813)]