17900890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5441}}^1$

素因数の和:5502

約数の個数: 32

約数和(自身を含む): 37615104

約数和(自身を除く): 19714214

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 5441, 10882, 27205, 38087, 54410, 76174, 190435, 255727, 380870, 511454, 1278635, 1790089, 2557270, 3580178, 8950445, 17900890]

約数ペア:

[(1, 17900890), (2, 8950445), (5, 3580178), (7, 2557270), (10, 1790089), (14, 1278635), (35, 511454), (47, 380870), (70, 255727), (94, 190435), (235, 76174), (329, 54410), (470, 38087), (658, 27205), (1645, 10882), (3290, 5441)]