20890366

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{3613}}^1$

素因数の和:3688

約数の個数: 24

約数和(自身を含む): 37079640

約数和(自身を除く): 16189274

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 413, 826, 2891, 3613, 5782, 7226, 25291, 50582, 177037, 213167, 354074, 426334, 1492169, 2984338, 10445183, 20890366]

約数ペア:

[(1, 20890366), (2, 10445183), (7, 2984338), (14, 1492169), (49, 426334), (59, 354074), (98, 213167), (118, 177037), (413, 50582), (826, 25291), (2891, 7226), (3613, 5782)]