20472408

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25849}}^1$

素因数の和:25872

約数の個数: 48

約数和(自身を含む): 60489000

約数和(自身を除く): 40016592

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25849, 51698, 77547, 103396, 155094, 206792, 232641, 284339, 310188, 465282, 568678, 620376, 853017, 930564, 1137356, 1706034, 1861128, 2274712, 2559051, 3412068, 5118102, 6824136, 10236204, 20472408]

約数ペア:

[(1, 20472408), (2, 10236204), (3, 6824136), (4, 5118102), (6, 3412068), (8, 2559051), (9, 2274712), (11, 1861128), (12, 1706034), (18, 1137356), (22, 930564), (24, 853017), (33, 620376), (36, 568678), (44, 465282), (66, 310188), (72, 284339), (88, 232641), (99, 206792), (132, 155094), (198, 103396), (264, 77547), (396, 51698), (792, 25849)]