20405434

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{14431}}^1$

素因数の和:14541

約数の個数: 16

約数和(自身を含む): 35329536

約数和(自身を除く): 14924102

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 14431, 28862, 101017, 202034, 1457531, 2915062, 10202717, 20405434]

約数ペア:

[(1, 20405434), (2, 10202717), (7, 2915062), (14, 1457531), (101, 202034), (202, 101017), (707, 28862), (1414, 14431)]