20734923

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{239}}^2$

素因数の和:503

約数の個数: 18

約数和(自身を含む): 30516052

約数和(自身を除く): 9781129

約数列:

[1, 3, 11, 33, 121, 239, 363, 717, 2629, 7887, 28919, 57121, 86757, 171363, 628331, 1884993, 6911641, 20734923]

約数ペア:

[(1, 20734923), (3, 6911641), (11, 1884993), (33, 628331), (121, 171363), (239, 86757), (363, 57121), (717, 28919), (2629, 7887)]