19511604

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{1229}}^1$

素因数の和:1259

約数の個数: 90

約数和(自身を含む): 59383170

約数和(自身を除く): 39871566

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1229, 1323, 1764, 2268, 2458, 2646, 3687, 3969, 4916, 5292, 7374, 7938, 8603, 11061, 14748, 15876, 17206, 22122, 25809, 33183, 34412, 44244, 51618, 60221, 66366, 77427, 99549, 103236, 120442, 132732, 154854, 180663, 199098, 232281, 240884, 309708, 361326, 398196, 464562, 541989, 696843, 722652, 929124, 1083978, 1393686, 1625967, 2167956, 2787372, 3251934, 4877901, 6503868, 9755802, 19511604]

約数ペア:

[(1, 19511604), (2, 9755802), (3, 6503868), (4, 4877901), (6, 3251934), (7, 2787372), (9, 2167956), (12, 1625967), (14, 1393686), (18, 1083978), (21, 929124), (27, 722652), (28, 696843), (36, 541989), (42, 464562), (49, 398196), (54, 361326), (63, 309708), (81, 240884), (84, 232281), (98, 199098), (108, 180663), (126, 154854), (147, 132732), (162, 120442), (189, 103236), (196, 99549), (252, 77427), (294, 66366), (324, 60221), (378, 51618), (441, 44244), (567, 34412), (588, 33183), (756, 25809), (882, 22122), (1134, 17206), (1229, 15876), (1323, 14748), (1764, 11061), (2268, 8603), (2458, 7938), (2646, 7374), (3687, 5292), (3969, 4916)]