16866890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 32845824

約数和(自身を除く): 15978934

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 1598, 2111, 3995, 4222, 7990, 10555, 21110, 35887, 71774, 99217, 179435, 198434, 358870, 496085, 992170, 1686689, 3373378, 8433445, 16866890]

約数ペア:

[(1, 16866890), (2, 8433445), (5, 3373378), (10, 1686689), (17, 992170), (34, 496085), (47, 358870), (85, 198434), (94, 179435), (170, 99217), (235, 71774), (470, 35887), (799, 21110), (1598, 10555), (2111, 7990), (3995, 4222)]