20874168

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 65520000

約数和(自身を除く): 44645832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 83, 84, 126, 166, 168, 249, 252, 332, 498, 499, 504, 581, 664, 747, 996, 998, 1162, 1494, 1497, 1743, 1992, 1996, 2324, 2988, 2994, 3486, 3493, 3992, 4491, 4648, 5229, 5976, 5988, 6972, 6986, 8982, 10458, 10479, 11976, 13944, 13972, 17964, 20916, 20958, 27944, 31437, 35928, 41417, 41832, 41916, 62874, 82834, 83832, 124251, 125748, 165668, 248502, 251496, 289919, 331336, 372753, 497004, 579838, 745506, 869757, 994008, 1159676, 1491012, 1739514, 2319352, 2609271, 2982024, 3479028, 5218542, 6958056, 10437084, 20874168]

約数ペア:

[(1, 20874168), (2, 10437084), (3, 6958056), (4, 5218542), (6, 3479028), (7, 2982024), (8, 2609271), (9, 2319352), (12, 1739514), (14, 1491012), (18, 1159676), (21, 994008), (24, 869757), (28, 745506), (36, 579838), (42, 497004), (56, 372753), (63, 331336), (72, 289919), (83, 251496), (84, 248502), (126, 165668), (166, 125748), (168, 124251), (249, 83832), (252, 82834), (332, 62874), (498, 41916), (499, 41832), (504, 41417), (581, 35928), (664, 31437), (747, 27944), (996, 20958), (998, 20916), (1162, 17964), (1494, 13972), (1497, 13944), (1743, 11976), (1992, 10479), (1996, 10458), (2324, 8982), (2988, 6986), (2994, 6972), (3486, 5988), (3493, 5976), (3992, 5229), (4491, 4648)]