20744811

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3307}}^1$

素因数の和:3371

約数の個数: 24

約数和(自身を含む): 32511024

約数和(自身を除く): 11766213

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 369, 697, 2091, 3307, 6273, 9921, 29763, 56219, 135587, 168657, 406761, 505971, 1220283, 2304979, 6914937, 20744811]

約数ペア:

[(1, 20744811), (3, 6914937), (9, 2304979), (17, 1220283), (41, 505971), (51, 406761), (123, 168657), (153, 135587), (369, 56219), (697, 29763), (2091, 9921), (3307, 6273)]