20515518

素因数分解:

$2^1\times 3^6\times {\mathrm{14071}}^1$

素因数の和:14091

約数の個数: 28

約数和(自身を含む): 46142088

約数和(自身を除く): 25626570

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 14071, 28142, 42213, 84426, 126639, 253278, 379917, 759834, 1139751, 2279502, 3419253, 6838506, 10257759, 20515518]

約数ペア:

[(1, 20515518), (2, 10257759), (3, 6838506), (6, 3419253), (9, 2279502), (18, 1139751), (27, 759834), (54, 379917), (81, 253278), (162, 126639), (243, 84426), (486, 42213), (729, 28142), (1458, 14071)]