20002096

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30491}}^1$

素因数の和:30540

約数の個数: 20

約数和(自身を含む): 39700584

約数和(自身を除く): 19698488

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30491, 60982, 121964, 243928, 487856, 1250131, 2500262, 5000524, 10001048, 20002096]

約数ペア:

[(1, 20002096), (2, 10001048), (4, 5000524), (8, 2500262), (16, 1250131), (41, 487856), (82, 243928), (164, 121964), (328, 60982), (656, 30491)]