20105055

素因数分解:

$3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1951}}^1$

素因数の和:2191

約数の個数: 24

約数和(自身を含む): 35018880

約数和(自身を除く): 14913825

約数列:

[1, 3, 5, 9, 15, 45, 229, 687, 1145, 1951, 2061, 3435, 5853, 9755, 10305, 17559, 29265, 87795, 446779, 1340337, 2233895, 4021011, 6701685, 20105055]

約数ペア:

[(1, 20105055), (3, 6701685), (5, 4021011), (9, 2233895), (15, 1340337), (45, 446779), (229, 87795), (687, 29265), (1145, 17559), (1951, 10305), (2061, 9755), (3435, 5853)]