20117727

素因数分解:

$3^5\times 7^1\times {\mathrm{11827}}^1$

素因数の和:11849

約数の個数: 24

約数和(自身を含む): 34443136

約数和(自身を除く): 14325409

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 11827, 35481, 82789, 106443, 248367, 319329, 745101, 957987, 2235303, 2873961, 6705909, 20117727]

約数ペア:

[(1, 20117727), (3, 6705909), (7, 2873961), (9, 2235303), (21, 957987), (27, 745101), (63, 319329), (81, 248367), (189, 106443), (243, 82789), (567, 35481), (1701, 11827)]