12889264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47387}}^1$

素因数の和:47412

約数の個数: 20

約数和(自身を含む): 26442504

約数和(自身を除く): 13553240

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 47387, 94774, 189548, 379096, 758192, 805579, 1611158, 3222316, 6444632, 12889264]

約数ペア:

[(1, 12889264), (2, 6444632), (4, 3222316), (8, 1611158), (16, 805579), (17, 758192), (34, 379096), (68, 189548), (136, 94774), (272, 47387)]