636128

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:306

約数の個数: 24

約数和(自身を含む): 1271088

約数和(自身を除く): 634960

約数列:

[1, 2, 4, 8, 16, 32, 103, 193, 206, 386, 412, 772, 824, 1544, 1648, 3088, 3296, 6176, 19879, 39758, 79516, 159032, 318064, 636128]

約数ペア:

[(1, 636128), (2, 318064), (4, 159032), (8, 79516), (16, 39758), (32, 19879), (103, 6176), (193, 3296), (206, 3088), (386, 1648), (412, 1544), (772, 824)]