39987976

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15193}}^1$

素因数の和:15253

約数の個数: 32

約数和(自身を含む): 87517440

約数和(自身を除く): 47529464

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 15193, 30386, 60772, 106351, 121544, 212702, 425404, 714071, 850808, 1428142, 2856284, 4998497, 5712568, 9996994, 19993988, 39987976]

約数ペア:

[(1, 39987976), (2, 19993988), (4, 9996994), (7, 5712568), (8, 4998497), (14, 2856284), (28, 1428142), (47, 850808), (56, 714071), (94, 425404), (188, 212702), (329, 121544), (376, 106351), (658, 60772), (1316, 30386), (2632, 15193)]