20648466

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{6481}}^1$

素因数の和:6551

約数の個数: 32

約数和(自身を含む): 46670400

約数和(自身を除く): 26021934

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 177, 354, 531, 1062, 1593, 3186, 6481, 12962, 19443, 38886, 58329, 116658, 174987, 349974, 382379, 764758, 1147137, 2294274, 3441411, 6882822, 10324233, 20648466]

約数ペア:

[(1, 20648466), (2, 10324233), (3, 6882822), (6, 3441411), (9, 2294274), (18, 1147137), (27, 764758), (54, 382379), (59, 349974), (118, 174987), (177, 116658), (354, 58329), (531, 38886), (1062, 19443), (1593, 12962), (3186, 6481)]