19867275

素因数分解:

$3^4\times 5^2\times {\mathrm{9811}}^1$

素因数の和:9833

約数の個数: 30

約数和(自身を含む): 36804812

約数和(自身を除く): 16937537

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 9811, 29433, 49055, 88299, 147165, 245275, 264897, 441495, 735825, 794691, 1324485, 2207475, 3973455, 6622425, 19867275]

約数ペア:

[(1, 19867275), (3, 6622425), (5, 3973455), (9, 2207475), (15, 1324485), (25, 794691), (27, 735825), (45, 441495), (75, 264897), (81, 245275), (135, 147165), (225, 88299), (405, 49055), (675, 29433), (2025, 9811)]