25579408

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{38993}}^1$

素因数の和:39042

約数の個数: 20

約数和(自身を含む): 50770188

約数和(自身を除く): 25190780

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 38993, 77986, 155972, 311944, 623888, 1598713, 3197426, 6394852, 12789704, 25579408]

約数ペア:

[(1, 25579408), (2, 12789704), (4, 6394852), (8, 3197426), (16, 1598713), (41, 623888), (82, 311944), (164, 155972), (328, 77986), (656, 38993)]