20225569

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6007}}^1$

素因数の和:6064

約数の個数: 16

約数和(自身を含む): 25570048

約数和(自身を除く): 5344479

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 6007, 42049, 78091, 222259, 546637, 1555813, 2889367, 20225569]

約数ペア:

[(1, 20225569), (7, 2889367), (13, 1555813), (37, 546637), (91, 222259), (259, 78091), (481, 42049), (3367, 6007)]