18771786

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{839}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 26043894

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 113, 198, 226, 339, 678, 839, 1017, 1243, 1678, 2034, 2486, 2517, 3729, 5034, 7458, 7551, 9229, 11187, 15102, 18458, 22374, 27687, 55374, 83061, 94807, 166122, 189614, 284421, 568842, 853263, 1042877, 1706526, 2085754, 3128631, 6257262, 9385893, 18771786]

約数ペア:

[(1, 18771786), (2, 9385893), (3, 6257262), (6, 3128631), (9, 2085754), (11, 1706526), (18, 1042877), (22, 853263), (33, 568842), (66, 284421), (99, 189614), (113, 166122), (198, 94807), (226, 83061), (339, 55374), (678, 27687), (839, 22374), (1017, 18458), (1243, 15102), (1678, 11187), (2034, 9229), (2486, 7551), (2517, 7458), (3729, 5034)]