20884088

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{63671}}^1$

素因数の和:63718

約数の個数: 16

約数和(自身を含む): 40113360

約数和(自身を除く): 19229272

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 63671, 127342, 254684, 509368, 2610511, 5221022, 10442044, 20884088]

約数ペア:

[(1, 20884088), (2, 10442044), (4, 5221022), (8, 2610511), (41, 509368), (82, 254684), (164, 127342), (328, 63671)]