20218248

素因数分解:

$2^3\times 3^4\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:820

約数の個数: 80

約数和(自身を含む): 58087260

約数和(自身を除く): 37869012

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 81, 82, 108, 123, 162, 164, 216, 246, 324, 328, 369, 492, 648, 738, 761, 984, 1107, 1476, 1522, 2214, 2283, 2952, 3044, 3321, 4428, 4566, 6088, 6642, 6849, 8856, 9132, 13284, 13698, 18264, 20547, 26568, 27396, 31201, 41094, 54792, 61641, 62402, 82188, 93603, 123282, 124804, 164376, 187206, 246564, 249608, 280809, 374412, 493128, 561618, 748824, 842427, 1123236, 1684854, 2246472, 2527281, 3369708, 5054562, 6739416, 10109124, 20218248]

約数ペア:

[(1, 20218248), (2, 10109124), (3, 6739416), (4, 5054562), (6, 3369708), (8, 2527281), (9, 2246472), (12, 1684854), (18, 1123236), (24, 842427), (27, 748824), (36, 561618), (41, 493128), (54, 374412), (72, 280809), (81, 249608), (82, 246564), (108, 187206), (123, 164376), (162, 124804), (164, 123282), (216, 93603), (246, 82188), (324, 62402), (328, 61641), (369, 54792), (492, 41094), (648, 31201), (738, 27396), (761, 26568), (984, 20547), (1107, 18264), (1476, 13698), (1522, 13284), (2214, 9132), (2283, 8856), (2952, 6849), (3044, 6642), (3321, 6088), (4428, 4566)]