20431161

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3257}}^1$

素因数の和:3321

約数の個数: 24

約数和(自身を含む): 32019624

約数和(自身を除く): 11588463

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 369, 697, 2091, 3257, 6273, 9771, 29313, 55369, 133537, 166107, 400611, 498321, 1201833, 2270129, 6810387, 20431161]

約数ペア:

[(1, 20431161), (3, 6810387), (9, 2270129), (17, 1201833), (41, 498321), (51, 400611), (123, 166107), (153, 133537), (369, 55369), (697, 29313), (2091, 9771), (3257, 6273)]