19198116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 59754240

約数和(自身を除く): 40556124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 37, 42, 58, 63, 71, 74, 84, 87, 111, 116, 126, 142, 148, 174, 203, 213, 222, 252, 259, 261, 284, 333, 348, 406, 426, 444, 497, 518, 522, 609, 639, 666, 777, 812, 852, 994, 1036, 1044, 1073, 1218, 1278, 1332, 1491, 1554, 1827, 1988, 2059, 2146, 2331, 2436, 2556, 2627, 2982, 3108, 3219, 3654, 4118, 4292, 4473, 4662, 5254, 5964, 6177, 6438, 7308, 7511, 7881, 8236, 8946, 9324, 9657, 10508, 12354, 12876, 14413, 15022, 15762, 17892, 18389, 18531, 19314, 22533, 23643, 24708, 28826, 30044, 31524, 36778, 37062, 38628, 43239, 45066, 47286, 55167, 57652, 67599, 73556, 74124, 76183, 86478, 90132, 94572, 110334, 129717, 135198, 152366, 165501, 172956, 220668, 228549, 259434, 270396, 304732, 331002, 457098, 518868, 533281, 662004, 685647, 914196, 1066562, 1371294, 1599843, 2133124, 2742588, 3199686, 4799529, 6399372, 9599058, 19198116]

約数ペア:

[(1, 19198116), (2, 9599058), (3, 6399372), (4, 4799529), (6, 3199686), (7, 2742588), (9, 2133124), (12, 1599843), (14, 1371294), (18, 1066562), (21, 914196), (28, 685647), (29, 662004), (36, 533281), (37, 518868), (42, 457098), (58, 331002), (63, 304732), (71, 270396), (74, 259434), (84, 228549), (87, 220668), (111, 172956), (116, 165501), (126, 152366), (142, 135198), (148, 129717), (174, 110334), (203, 94572), (213, 90132), (222, 86478), (252, 76183), (259, 74124), (261, 73556), (284, 67599), (333, 57652), (348, 55167), (406, 47286), (426, 45066), (444, 43239), (497, 38628), (518, 37062), (522, 36778), (609, 31524), (639, 30044), (666, 28826), (777, 24708), (812, 23643), (852, 22533), (994, 19314), (1036, 18531), (1044, 18389), (1073, 17892), (1218, 15762), (1278, 15022), (1332, 14413), (1491, 12876), (1554, 12354), (1827, 10508), (1988, 9657), (2059, 9324), (2146, 8946), (2331, 8236), (2436, 7881), (2556, 7511), (2627, 7308), (2982, 6438), (3108, 6177), (3219, 5964), (3654, 5254), (4118, 4662), (4292, 4473)]