25809008

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{39343}}^1$

素因数の和:39392

約数の個数: 20

約数和(自身を含む): 51225888

約数和(自身を除く): 25416880

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 39343, 78686, 157372, 314744, 629488, 1613063, 3226126, 6452252, 12904504, 25809008]

約数ペア:

[(1, 25809008), (2, 12904504), (4, 6452252), (8, 3226126), (16, 1613063), (41, 629488), (82, 314744), (164, 157372), (328, 78686), (656, 39343)]