18579492

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1181}}^1$

素因数の和:1233

約数の個数: 72

約数和(自身を含む): 51629760

約数和(自身を除く): 33050268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1181, 1311, 1748, 2362, 2622, 3543, 3933, 4724, 5244, 7086, 7866, 10629, 14172, 15732, 21258, 22439, 27163, 42516, 44878, 54326, 67317, 81489, 89756, 108652, 134634, 162978, 201951, 244467, 269268, 325956, 403902, 488934, 516097, 807804, 977868, 1032194, 1548291, 2064388, 3096582, 4644873, 6193164, 9289746, 18579492]

約数ペア:

[(1, 18579492), (2, 9289746), (3, 6193164), (4, 4644873), (6, 3096582), (9, 2064388), (12, 1548291), (18, 1032194), (19, 977868), (23, 807804), (36, 516097), (38, 488934), (46, 403902), (57, 325956), (69, 269268), (76, 244467), (92, 201951), (114, 162978), (138, 134634), (171, 108652), (207, 89756), (228, 81489), (276, 67317), (342, 54326), (414, 44878), (437, 42516), (684, 27163), (828, 22439), (874, 21258), (1181, 15732), (1311, 14172), (1748, 10629), (2362, 7866), (2622, 7086), (3543, 5244), (3933, 4724)]