18806620105

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1797097}}^1$

素因数の和:1797145

約数の個数: 32

約数和(自身を含む): 28983596544

約数和(自身を除く): 10176976439

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 10465, 1797097, 8985485, 12579679, 23362261, 41333231, 62898395, 116811305, 163535827, 206666155, 289332617, 537332003, 817679135, 1446663085, 2686660015, 3761324021, 18806620105]

約数ペア:

[(1, 18806620105), (5, 3761324021), (7, 2686660015), (13, 1446663085), (23, 817679135), (35, 537332003), (65, 289332617), (91, 206666155), (115, 163535827), (161, 116811305), (299, 62898395), (455, 41333231), (805, 23362261), (1495, 12579679), (2093, 8985485), (10465, 1797097)]