20154687084

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{126349}}^1$

素因数の和:126580

約数の個数: 96

約数和(自身を含む): 60001088000

約数和(自身を除く): 39846400916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 211, 252, 378, 422, 633, 756, 844, 1266, 1477, 1899, 2532, 2954, 3798, 4431, 5697, 5908, 7596, 8862, 11394, 13293, 17724, 22788, 26586, 39879, 53172, 79758, 126349, 159516, 252698, 379047, 505396, 758094, 884443, 1137141, 1516188, 1768886, 2274282, 2653329, 3411423, 3537772, 4548564, 5306658, 6822846, 7959987, 10613316, 13645692, 15919974, 23879961, 26659639, 31839948, 47759922, 53319278, 79978917, 95519844, 106638556, 159957834, 186617473, 239936751, 319915668, 373234946, 479873502, 559852419, 719810253, 746469892, 959747004, 1119704838, 1439620506, 1679557257, 2239409676, 2879241012, 3359114514, 5038671771, 6718229028, 10077343542, 20154687084]

約数ペア:

[(1, 20154687084), (2, 10077343542), (3, 6718229028), (4, 5038671771), (6, 3359114514), (7, 2879241012), (9, 2239409676), (12, 1679557257), (14, 1439620506), (18, 1119704838), (21, 959747004), (27, 746469892), (28, 719810253), (36, 559852419), (42, 479873502), (54, 373234946), (63, 319915668), (84, 239936751), (108, 186617473), (126, 159957834), (189, 106638556), (211, 95519844), (252, 79978917), (378, 53319278), (422, 47759922), (633, 31839948), (756, 26659639), (844, 23879961), (1266, 15919974), (1477, 13645692), (1899, 10613316), (2532, 7959987), (2954, 6822846), (3798, 5306658), (4431, 4548564), (5697, 3537772), (5908, 3411423), (7596, 2653329), (8862, 2274282), (11394, 1768886), (13293, 1516188), (17724, 1137141), (22788, 884443), (26586, 758094), (39879, 505396), (53172, 379047), (79758, 252698), (126349, 159516)]