20107269

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24551}}^1$

素因数の和:24577

約数の個数: 24

約数和(自身を含む): 35747712

約数和(自身を除く): 15640443

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 24551, 73653, 171857, 220959, 319163, 515571, 957489, 1546713, 2234141, 2872467, 6702423, 20107269]

約数ペア:

[(1, 20107269), (3, 6702423), (7, 2872467), (9, 2234141), (13, 1546713), (21, 957489), (39, 515571), (63, 319163), (91, 220959), (117, 171857), (273, 73653), (819, 24551)]