20139588

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{233}}^1$

素因数の和:271

約数の個数: 90

約数和(自身を含む): 59644494

約数和(自身を除く): 39504906

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 233, 252, 294, 343, 441, 466, 588, 686, 699, 882, 932, 1029, 1372, 1398, 1631, 1764, 2058, 2097, 2401, 2796, 3087, 3262, 4116, 4194, 4802, 4893, 6174, 6524, 7203, 8388, 9604, 9786, 11417, 12348, 14406, 14679, 19572, 21609, 22834, 28812, 29358, 34251, 43218, 45668, 58716, 68502, 79919, 86436, 102753, 137004, 159838, 205506, 239757, 319676, 411012, 479514, 559433, 719271, 959028, 1118866, 1438542, 1678299, 2237732, 2877084, 3356598, 5034897, 6713196, 10069794, 20139588]

約数ペア:

[(1, 20139588), (2, 10069794), (3, 6713196), (4, 5034897), (6, 3356598), (7, 2877084), (9, 2237732), (12, 1678299), (14, 1438542), (18, 1118866), (21, 959028), (28, 719271), (36, 559433), (42, 479514), (49, 411012), (63, 319676), (84, 239757), (98, 205506), (126, 159838), (147, 137004), (196, 102753), (233, 86436), (252, 79919), (294, 68502), (343, 58716), (441, 45668), (466, 43218), (588, 34251), (686, 29358), (699, 28812), (882, 22834), (932, 21609), (1029, 19572), (1372, 14679), (1398, 14406), (1631, 12348), (1764, 11417), (2058, 9786), (2097, 9604), (2401, 8388), (2796, 7203), (3087, 6524), (3262, 6174), (4116, 4893), (4194, 4802)]