25394416

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{38711}}^1$

素因数の和:38760

約数の個数: 20

約数和(自身を含む): 50403024

約数和(自身を除く): 25008608

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 38711, 77422, 154844, 309688, 619376, 1587151, 3174302, 6348604, 12697208, 25394416]

約数ペア:

[(1, 25394416), (2, 12697208), (4, 6348604), (8, 3174302), (16, 1587151), (41, 619376), (82, 309688), (164, 154844), (328, 77422), (656, 38711)]