123052816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{404779}}^1$

素因数の和:404806

約数の個数: 20

約数和(自身を含む): 250963600

約数和(自身を除く): 127910784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 404779, 809558, 1619116, 3238232, 6476464, 7690801, 15381602, 30763204, 61526408, 123052816]

約数ペア:

[(1, 123052816), (2, 61526408), (4, 30763204), (8, 15381602), (16, 7690801), (19, 6476464), (38, 3238232), (76, 1619116), (152, 809558), (304, 404779)]