128162012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{39901}}^1$

素因数の和:39989

約数の個数: 24

約数和(自身を含む): 248030832

約数和(自身を除く): 119868820

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 39901, 79802, 159604, 438911, 877822, 1755644, 2912773, 5825546, 11651092, 32040503, 64081006, 128162012]

約数ペア:

[(1, 128162012), (2, 64081006), (4, 32040503), (11, 11651092), (22, 5825546), (44, 2912773), (73, 1755644), (146, 877822), (292, 438911), (803, 159604), (1606, 79802), (3212, 39901)]