20302488

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 160

約数和(自身を含む): 64033200

約数和(自身を除く): 43730712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 27, 34, 36, 38, 51, 54, 57, 68, 72, 76, 81, 97, 102, 108, 114, 136, 152, 153, 162, 171, 194, 204, 216, 228, 291, 306, 323, 324, 342, 388, 408, 456, 459, 513, 582, 612, 646, 648, 684, 776, 873, 918, 969, 1026, 1164, 1224, 1292, 1368, 1377, 1539, 1649, 1746, 1836, 1843, 1938, 2052, 2328, 2584, 2619, 2754, 2907, 3078, 3298, 3492, 3672, 3686, 3876, 4104, 4947, 5238, 5508, 5529, 5814, 6156, 6596, 6984, 7372, 7752, 7857, 8721, 9894, 10476, 11016, 11058, 11628, 12312, 13192, 14744, 14841, 15714, 16587, 17442, 19788, 20952, 22116, 23256, 26163, 29682, 31331, 31428, 33174, 34884, 39576, 44232, 44523, 49761, 52326, 59364, 62662, 62856, 66348, 69768, 89046, 93993, 99522, 104652, 118728, 125324, 132696, 133569, 149283, 178092, 187986, 199044, 209304, 250648, 267138, 281979, 298566, 356184, 375972, 398088, 534276, 563958, 597132, 751944, 845937, 1068552, 1127916, 1194264, 1691874, 2255832, 2537811, 3383748, 5075622, 6767496, 10151244, 20302488]

約数ペア:

[(1, 20302488), (2, 10151244), (3, 6767496), (4, 5075622), (6, 3383748), (8, 2537811), (9, 2255832), (12, 1691874), (17, 1194264), (18, 1127916), (19, 1068552), (24, 845937), (27, 751944), (34, 597132), (36, 563958), (38, 534276), (51, 398088), (54, 375972), (57, 356184), (68, 298566), (72, 281979), (76, 267138), (81, 250648), (97, 209304), (102, 199044), (108, 187986), (114, 178092), (136, 149283), (152, 133569), (153, 132696), (162, 125324), (171, 118728), (194, 104652), (204, 99522), (216, 93993), (228, 89046), (291, 69768), (306, 66348), (323, 62856), (324, 62662), (342, 59364), (388, 52326), (408, 49761), (456, 44523), (459, 44232), (513, 39576), (582, 34884), (612, 33174), (646, 31428), (648, 31331), (684, 29682), (776, 26163), (873, 23256), (918, 22116), (969, 20952), (1026, 19788), (1164, 17442), (1224, 16587), (1292, 15714), (1368, 14841), (1377, 14744), (1539, 13192), (1649, 12312), (1746, 11628), (1836, 11058), (1843, 11016), (1938, 10476), (2052, 9894), (2328, 8721), (2584, 7857), (2619, 7752), (2754, 7372), (2907, 6984), (3078, 6596), (3298, 6156), (3492, 5814), (3672, 5529), (3686, 5508), (3876, 5238), (4104, 4947)]