20836764

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 62925408

約数和(自身を除く): 42088644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 81, 97, 102, 108, 117, 153, 156, 162, 194, 204, 221, 234, 243, 291, 306, 324, 351, 388, 442, 459, 468, 486, 582, 612, 663, 702, 873, 884, 918, 972, 1053, 1164, 1261, 1326, 1377, 1404, 1649, 1746, 1836, 1989, 2106, 2522, 2619, 2652, 2754, 3159, 3298, 3492, 3783, 3978, 4131, 4212, 4947, 5044, 5238, 5508, 5967, 6318, 6596, 7566, 7857, 7956, 8262, 9894, 10476, 11349, 11934, 12636, 14841, 15132, 15714, 16524, 17901, 19788, 21437, 22698, 23571, 23868, 29682, 31428, 34047, 35802, 42874, 44523, 45396, 47142, 53703, 59364, 64311, 68094, 71604, 85748, 89046, 94284, 102141, 107406, 128622, 133569, 136188, 178092, 192933, 204282, 214812, 257244, 267138, 306423, 385866, 400707, 408564, 534276, 578799, 612846, 771732, 801414, 1157598, 1225692, 1602828, 1736397, 2315196, 3472794, 5209191, 6945588, 10418382, 20836764]

約数ペア:

[(1, 20836764), (2, 10418382), (3, 6945588), (4, 5209191), (6, 3472794), (9, 2315196), (12, 1736397), (13, 1602828), (17, 1225692), (18, 1157598), (26, 801414), (27, 771732), (34, 612846), (36, 578799), (39, 534276), (51, 408564), (52, 400707), (54, 385866), (68, 306423), (78, 267138), (81, 257244), (97, 214812), (102, 204282), (108, 192933), (117, 178092), (153, 136188), (156, 133569), (162, 128622), (194, 107406), (204, 102141), (221, 94284), (234, 89046), (243, 85748), (291, 71604), (306, 68094), (324, 64311), (351, 59364), (388, 53703), (442, 47142), (459, 45396), (468, 44523), (486, 42874), (582, 35802), (612, 34047), (663, 31428), (702, 29682), (873, 23868), (884, 23571), (918, 22698), (972, 21437), (1053, 19788), (1164, 17901), (1261, 16524), (1326, 15714), (1377, 15132), (1404, 14841), (1649, 12636), (1746, 11934), (1836, 11349), (1989, 10476), (2106, 9894), (2522, 8262), (2619, 7956), (2652, 7857), (2754, 7566), (3159, 6596), (3298, 6318), (3492, 5967), (3783, 5508), (3978, 5238), (4131, 5044), (4212, 4947)]