18229284

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 50232000

約数和(自身を除く): 32002716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 919, 1044, 1102, 1653, 1838, 2204, 2757, 3306, 3676, 4959, 5514, 6612, 8271, 9918, 11028, 16542, 17461, 19836, 26651, 33084, 34922, 52383, 53302, 69844, 79953, 104766, 106604, 157149, 159906, 209532, 239859, 314298, 319812, 479718, 506369, 628596, 959436, 1012738, 1519107, 2025476, 3038214, 4557321, 6076428, 9114642, 18229284]

約数ペア:

[(1, 18229284), (2, 9114642), (3, 6076428), (4, 4557321), (6, 3038214), (9, 2025476), (12, 1519107), (18, 1012738), (19, 959436), (29, 628596), (36, 506369), (38, 479718), (57, 319812), (58, 314298), (76, 239859), (87, 209532), (114, 159906), (116, 157149), (171, 106604), (174, 104766), (228, 79953), (261, 69844), (342, 53302), (348, 52383), (522, 34922), (551, 33084), (684, 26651), (919, 19836), (1044, 17461), (1102, 16542), (1653, 11028), (1838, 9918), (2204, 8271), (2757, 6612), (3306, 5514), (3676, 4959)]