8640176

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{13171}}^1$

素因数の和:13220

約数の個数: 20

約数和(自身を含む): 17149944

約数和(自身を除く): 8509768

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 13171, 26342, 52684, 105368, 210736, 540011, 1080022, 2160044, 4320088, 8640176]

約数ペア:

[(1, 8640176), (2, 4320088), (4, 2160044), (8, 1080022), (16, 540011), (41, 210736), (82, 105368), (164, 52684), (328, 26342), (656, 13171)]