18842868

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 57081024

約数和(自身を除く): 38238156

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 27, 33, 34, 36, 44, 51, 54, 66, 68, 81, 99, 102, 108, 132, 153, 162, 187, 198, 204, 297, 306, 311, 324, 374, 396, 459, 561, 594, 612, 622, 748, 891, 918, 933, 1122, 1188, 1244, 1377, 1683, 1782, 1836, 1866, 2244, 2754, 2799, 3366, 3421, 3564, 3732, 5049, 5287, 5508, 5598, 6732, 6842, 8397, 10098, 10263, 10574, 11196, 13684, 15147, 15861, 16794, 20196, 20526, 21148, 25191, 30294, 30789, 31722, 33588, 41052, 47583, 50382, 58157, 60588, 61578, 63444, 92367, 95166, 100764, 116314, 123156, 142749, 174471, 184734, 190332, 232628, 277101, 285498, 348942, 369468, 428247, 523413, 554202, 570996, 697884, 856494, 1046826, 1108404, 1570239, 1712988, 2093652, 3140478, 4710717, 6280956, 9421434, 18842868]

約数ペア:

[(1, 18842868), (2, 9421434), (3, 6280956), (4, 4710717), (6, 3140478), (9, 2093652), (11, 1712988), (12, 1570239), (17, 1108404), (18, 1046826), (22, 856494), (27, 697884), (33, 570996), (34, 554202), (36, 523413), (44, 428247), (51, 369468), (54, 348942), (66, 285498), (68, 277101), (81, 232628), (99, 190332), (102, 184734), (108, 174471), (132, 142749), (153, 123156), (162, 116314), (187, 100764), (198, 95166), (204, 92367), (297, 63444), (306, 61578), (311, 60588), (324, 58157), (374, 50382), (396, 47583), (459, 41052), (561, 33588), (594, 31722), (612, 30789), (622, 30294), (748, 25191), (891, 21148), (918, 20526), (933, 20196), (1122, 16794), (1188, 15861), (1244, 15147), (1377, 13684), (1683, 11196), (1782, 10574), (1836, 10263), (1866, 10098), (2244, 8397), (2754, 6842), (2799, 6732), (3366, 5598), (3421, 5508), (3564, 5287), (3732, 5049)]