19580015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1871}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 10611601

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 1871, 2093, 9355, 10465, 13097, 24323, 43033, 65485, 121615, 170261, 215165, 301231, 559429, 851305, 1506155, 2797145, 3916003, 19580015]

約数ペア:

[(1, 19580015), (5, 3916003), (7, 2797145), (13, 1506155), (23, 851305), (35, 559429), (65, 301231), (91, 215165), (115, 170261), (161, 121615), (299, 65485), (455, 43033), (805, 24323), (1495, 13097), (1871, 10465), (2093, 9355)]