20292216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 60466560

約数和(自身を除く): 40174344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 53, 56, 84, 86, 106, 129, 159, 168, 172, 212, 258, 301, 318, 344, 371, 424, 516, 602, 636, 742, 903, 1032, 1113, 1204, 1272, 1484, 1806, 2226, 2279, 2408, 2809, 2968, 3612, 4452, 4558, 5618, 6837, 7224, 8427, 8904, 9116, 11236, 13674, 15953, 16854, 18232, 19663, 22472, 27348, 31906, 33708, 39326, 47859, 54696, 58989, 63812, 67416, 78652, 95718, 117978, 120787, 127624, 157304, 191436, 235956, 241574, 362361, 382872, 471912, 483148, 724722, 845509, 966296, 1449444, 1691018, 2536527, 2898888, 3382036, 5073054, 6764072, 10146108, 20292216]

約数ペア:

[(1, 20292216), (2, 10146108), (3, 6764072), (4, 5073054), (6, 3382036), (7, 2898888), (8, 2536527), (12, 1691018), (14, 1449444), (21, 966296), (24, 845509), (28, 724722), (42, 483148), (43, 471912), (53, 382872), (56, 362361), (84, 241574), (86, 235956), (106, 191436), (129, 157304), (159, 127624), (168, 120787), (172, 117978), (212, 95718), (258, 78652), (301, 67416), (318, 63812), (344, 58989), (371, 54696), (424, 47859), (516, 39326), (602, 33708), (636, 31906), (742, 27348), (903, 22472), (1032, 19663), (1113, 18232), (1204, 16854), (1272, 15953), (1484, 13674), (1806, 11236), (2226, 9116), (2279, 8904), (2408, 8427), (2809, 7224), (2968, 6837), (3612, 5618), (4452, 4558)]