20629305

素因数分解:

$3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1021}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 35872200

約数和(自身を除く): 15242895

約数列:

[1, 3, 5, 9, 15, 45, 449, 1021, 1347, 2245, 3063, 4041, 5105, 6735, 9189, 15315, 20205, 45945, 458429, 1375287, 2292145, 4125861, 6876435, 20629305]

約数ペア:

[(1, 20629305), (3, 6876435), (5, 4125861), (9, 2292145), (15, 1375287), (45, 458429), (449, 45945), (1021, 20205), (1347, 15315), (2245, 9189), (3063, 6735), (4041, 5105)]