19428848

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{887}}^1$

素因数の和:969

約数の個数: 30

約数和(自身を含む): 38731896

約数和(自身を除く): 19303048

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 887, 1369, 1774, 2738, 3548, 5476, 7096, 10952, 14192, 21904, 32819, 65638, 131276, 262552, 525104, 1214303, 2428606, 4857212, 9714424, 19428848]

約数ペア:

[(1, 19428848), (2, 9714424), (4, 4857212), (8, 2428606), (16, 1214303), (37, 525104), (74, 262552), (148, 131276), (296, 65638), (592, 32819), (887, 21904), (1369, 14192), (1774, 10952), (2738, 7096), (3548, 5476)]