19027239

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{41}}^2$

素因数の和:117

約数の個数: 48

約数和(自身を含む): 33081600

約数和(自身を除く): 14054361

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 123, 147, 231, 287, 343, 451, 539, 861, 1029, 1353, 1617, 1681, 2009, 3157, 3773, 5043, 6027, 9471, 11319, 11767, 14063, 18491, 22099, 35301, 42189, 55473, 66297, 82369, 129437, 154693, 247107, 388311, 464079, 576583, 906059, 1729749, 2718177, 6342413, 19027239]

約数ペア:

[(1, 19027239), (3, 6342413), (7, 2718177), (11, 1729749), (21, 906059), (33, 576583), (41, 464079), (49, 388311), (77, 247107), (123, 154693), (147, 129437), (231, 82369), (287, 66297), (343, 55473), (451, 42189), (539, 35301), (861, 22099), (1029, 18491), (1353, 14063), (1617, 11767), (1681, 11319), (2009, 9471), (3157, 6027), (3773, 5043)]