20194160787

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{4019}}^1$

素因数の和:4178

約数の個数: 80

約数和(自身を含む): 33096016800

約数和(自身を除く): 12901856013

約数列:

[1, 3, 9, 17, 27, 41, 51, 81, 89, 123, 153, 267, 369, 459, 697, 801, 1107, 1377, 1513, 2091, 2403, 3321, 3649, 4019, 4539, 6273, 7209, 10947, 12057, 13617, 18819, 32841, 36171, 40851, 56457, 62033, 68323, 98523, 108513, 122553, 164779, 186099, 204969, 295569, 325539, 357691, 494337, 558297, 614907, 1073073, 1483011, 1674891, 1844721, 2801243, 3219219, 4449033, 5024673, 5534163, 6080747, 8403729, 9657657, 13347099, 14665331, 18242241, 25211187, 28972971, 43995993, 54726723, 75633561, 131987979, 164180169, 226900683, 249310627, 395963937, 492540507, 747931881, 1187891811, 2243795643, 6731386929, 20194160787]

約数ペア:

[(1, 20194160787), (3, 6731386929), (9, 2243795643), (17, 1187891811), (27, 747931881), (41, 492540507), (51, 395963937), (81, 249310627), (89, 226900683), (123, 164180169), (153, 131987979), (267, 75633561), (369, 54726723), (459, 43995993), (697, 28972971), (801, 25211187), (1107, 18242241), (1377, 14665331), (1513, 13347099), (2091, 9657657), (2403, 8403729), (3321, 6080747), (3649, 5534163), (4019, 5024673), (4539, 4449033), (6273, 3219219), (7209, 2801243), (10947, 1844721), (12057, 1674891), (13617, 1483011), (18819, 1073073), (32841, 614907), (36171, 558297), (40851, 494337), (56457, 357691), (62033, 325539), (68323, 295569), (98523, 204969), (108513, 186099), (122553, 164779)]