19994516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{1039}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 37215360

約数和(自身を除く): 17220844

約数列:

[1, 2, 4, 17, 34, 68, 283, 566, 1039, 1132, 2078, 4156, 4811, 9622, 17663, 19244, 35326, 70652, 294037, 588074, 1176148, 4998629, 9997258, 19994516]

約数ペア:

[(1, 19994516), (2, 9997258), (4, 4998629), (17, 1176148), (34, 588074), (68, 294037), (283, 70652), (566, 35326), (1039, 19244), (1132, 17663), (2078, 9622), (4156, 4811)]