20880538

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{14767}}^1$

素因数の和:14877

約数の個数: 16

約数和(自身を含む): 36152064

約数和(自身を除く): 15271526

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 14767, 29534, 103369, 206738, 1491467, 2982934, 10440269, 20880538]

約数ペア:

[(1, 20880538), (2, 10440269), (7, 2982934), (14, 1491467), (101, 206738), (202, 103369), (707, 29534), (1414, 14767)]