20808242

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16333}}^1$

素因数の和:16362

約数の個数: 24

約数和(自身を含む): 39103596

約数和(自身を除く): 18295354

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16333, 32666, 114331, 212329, 228662, 424658, 800317, 1486303, 1600634, 2972606, 10404121, 20808242]

約数ペア:

[(1, 20808242), (2, 10404121), (7, 2972606), (13, 1600634), (14, 1486303), (26, 800317), (49, 424658), (91, 228662), (98, 212329), (182, 114331), (637, 32666), (1274, 16333)]