20237588775

素因数分解:

$3^4\times 5^2\times {\mathrm{9993871}}^1$

素因数の和:9993893

約数の個数: 30

約数和(自身を含む): 37487013872

約数和(自身を除く): 17249425097

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 9993871, 29981613, 49969355, 89944839, 149908065, 249846775, 269834517, 449724195, 749540325, 809503551, 1349172585, 2248620975, 4047517755, 6745862925, 20237588775]

約数ペア:

[(1, 20237588775), (3, 6745862925), (5, 4047517755), (9, 2248620975), (15, 1349172585), (25, 809503551), (27, 749540325), (45, 449724195), (75, 269834517), (81, 249846775), (135, 149908065), (225, 89944839), (405, 49969355), (675, 29981613), (2025, 9993871)]