19281740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56711}}^1$

素因数の和:56737

約数の個数: 24

約数和(自身を含む): 42874272

約数和(自身を除く): 23592532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56711, 113422, 226844, 283555, 567110, 964087, 1134220, 1928174, 3856348, 4820435, 9640870, 19281740]

約数ペア:

[(1, 19281740), (2, 9640870), (4, 4820435), (5, 3856348), (10, 1928174), (17, 1134220), (20, 964087), (34, 567110), (68, 283555), (85, 226844), (170, 113422), (340, 56711)]