20186505

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2593}}^1$

素因数の和:2777

約数の個数: 24

約数和(自身を含む): 35205768

約数和(自身を除く): 15019263

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2593, 2595, 7779, 7785, 12965, 23337, 38895, 116685, 448589, 1345767, 2242945, 4037301, 6728835, 20186505]

約数ペア:

[(1, 20186505), (3, 6728835), (5, 4037301), (9, 2242945), (15, 1345767), (45, 448589), (173, 116685), (519, 38895), (865, 23337), (1557, 12965), (2593, 7785), (2595, 7779)]