18915528033

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{4931}}^1\times {\mathrm{22433}}^1$

素因数の和:27389

約数の個数: 24

約数和(自身を含む): 28767566880

約数和(自身を除く): 9852038847

約数列:

[1, 3, 9, 19, 57, 171, 4931, 14793, 22433, 44379, 67299, 93689, 201897, 281067, 426227, 843201, 1278681, 3836043, 110617123, 331851369, 995554107, 2101725337, 6305176011, 18915528033]

約数ペア:

[(1, 18915528033), (3, 6305176011), (9, 2101725337), (19, 995554107), (57, 331851369), (171, 110617123), (4931, 3836043), (14793, 1278681), (22433, 843201), (44379, 426227), (67299, 281067), (93689, 201897)]