13115408

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19993}}^1$

素因数の和:20042

約数の個数: 20

約数和(自身を含む): 26032188

約数和(自身を除く): 12916780

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19993, 39986, 79972, 159944, 319888, 819713, 1639426, 3278852, 6557704, 13115408]

約数ペア:

[(1, 13115408), (2, 6557704), (4, 3278852), (8, 1639426), (16, 819713), (41, 319888), (82, 159944), (164, 79972), (328, 39986), (656, 19993)]