20280403

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3833}}^1$

素因数の和:3894

約数の個数: 16

約数和(自身を含む): 24476256

約数和(自身を除く): 4195853

約数列:

[1, 11, 13, 37, 143, 407, 481, 3833, 5291, 42163, 49829, 141821, 548119, 1560031, 1843673, 20280403]

約数ペア:

[(1, 20280403), (11, 1843673), (13, 1560031), (37, 548119), (143, 141821), (407, 49829), (481, 42163), (3833, 5291)]