25177904

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{11321}}^1$

素因数の和:11468

約数の個数: 20

約数和(自身を含む): 49137480

約数和(自身を除く): 23959576

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 11321, 22642, 45284, 90568, 181136, 1573619, 3147238, 6294476, 12588952, 25177904]

約数ペア:

[(1, 25177904), (2, 12588952), (4, 6294476), (8, 3147238), (16, 1573619), (139, 181136), (278, 90568), (556, 45284), (1112, 22642), (2224, 11321)]