18887316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 53114880

約数和(自身を除く): 34227564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 59, 74, 84, 103, 111, 118, 148, 177, 206, 222, 236, 259, 309, 354, 412, 413, 444, 518, 618, 708, 721, 777, 826, 1036, 1236, 1239, 1442, 1554, 1652, 2163, 2183, 2478, 2884, 3108, 3811, 4326, 4366, 4956, 6077, 6549, 7622, 8652, 8732, 11433, 12154, 13098, 15244, 15281, 18231, 22866, 24308, 26196, 26677, 30562, 36462, 42539, 45732, 45843, 53354, 61124, 72924, 80031, 85078, 91686, 106708, 127617, 160062, 170156, 183372, 224849, 255234, 320124, 449698, 510468, 674547, 899396, 1349094, 1573943, 2698188, 3147886, 4721829, 6295772, 9443658, 18887316]

約数ペア:

[(1, 18887316), (2, 9443658), (3, 6295772), (4, 4721829), (6, 3147886), (7, 2698188), (12, 1573943), (14, 1349094), (21, 899396), (28, 674547), (37, 510468), (42, 449698), (59, 320124), (74, 255234), (84, 224849), (103, 183372), (111, 170156), (118, 160062), (148, 127617), (177, 106708), (206, 91686), (222, 85078), (236, 80031), (259, 72924), (309, 61124), (354, 53354), (412, 45843), (413, 45732), (444, 42539), (518, 36462), (618, 30562), (708, 26677), (721, 26196), (777, 24308), (826, 22866), (1036, 18231), (1236, 15281), (1239, 15244), (1442, 13098), (1554, 12154), (1652, 11433), (2163, 8732), (2183, 8652), (2478, 7622), (2884, 6549), (3108, 6077), (3811, 4956), (4326, 4366)]