19537880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16843}}^1$

素因数の和:16883

約数の個数: 32

約数和(自身を含む): 45478800

約数和(自身を除く): 25940920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 16843, 33686, 67372, 84215, 134744, 168430, 336860, 488447, 673720, 976894, 1953788, 2442235, 3907576, 4884470, 9768940, 19537880]

約数ペア:

[(1, 19537880), (2, 9768940), (4, 4884470), (5, 3907576), (8, 2442235), (10, 1953788), (20, 976894), (29, 673720), (40, 488447), (58, 336860), (116, 168430), (145, 134744), (232, 84215), (290, 67372), (580, 33686), (1160, 16843)]