213687568

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{284159}}^1$

素因数の和:284214

約数の個数: 20

約数和(自身を含む): 422830080

約数和(自身を除く): 209142512

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 284159, 568318, 1136636, 2273272, 4546544, 13355473, 26710946, 53421892, 106843784, 213687568]

約数ペア:

[(1, 213687568), (2, 106843784), (4, 53421892), (8, 26710946), (16, 13355473), (47, 4546544), (94, 2273272), (188, 1136636), (376, 568318), (752, 284159)]