20267897

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 23205840

約数和(自身を除く): 2937943

約数列:

[1, 13, 29, 37, 377, 481, 1073, 1453, 13949, 18889, 42137, 53761, 547781, 698893, 1559069, 20267897]

約数ペア:

[(1, 20267897), (13, 1559069), (29, 698893), (37, 547781), (377, 53761), (481, 42137), (1073, 18889), (1453, 13949)]