1990098

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:84

約数の個数: 72

約数和(自身を含む): 5176080

約数和(自身を除く): 3185982

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 23, 33, 38, 46, 57, 66, 69, 99, 114, 138, 171, 198, 207, 209, 253, 342, 414, 418, 437, 506, 529, 627, 759, 874, 1058, 1254, 1311, 1518, 1587, 1881, 2277, 2622, 3174, 3762, 3933, 4554, 4761, 4807, 5819, 7866, 9522, 9614, 10051, 11638, 14421, 17457, 20102, 28842, 30153, 34914, 43263, 52371, 60306, 86526, 90459, 104742, 110561, 180918, 221122, 331683, 663366, 995049, 1990098]

約数ペア:

[(1, 1990098), (2, 995049), (3, 663366), (6, 331683), (9, 221122), (11, 180918), (18, 110561), (19, 104742), (22, 90459), (23, 86526), (33, 60306), (38, 52371), (46, 43263), (57, 34914), (66, 30153), (69, 28842), (99, 20102), (114, 17457), (138, 14421), (171, 11638), (198, 10051), (207, 9614), (209, 9522), (253, 7866), (342, 5819), (414, 4807), (418, 4761), (437, 4554), (506, 3933), (529, 3762), (627, 3174), (759, 2622), (874, 2277), (1058, 1881), (1254, 1587), (1311, 1518)]