20576215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6133}}^1$

素因数の和:6210

約数の個数: 16

約数和(自身を含む): 27382176

約数和(自身を除く): 6805961

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 6133, 30665, 67463, 337315, 374113, 1870565, 4115243, 20576215]

約数ペア:

[(1, 20576215), (5, 4115243), (11, 1870565), (55, 374113), (61, 337315), (305, 67463), (671, 30665), (3355, 6133)]