20816325

素因数分解:

$3^3\times 5^2\times {\mathrm{30839}}^1$

素因数の和:30858

約数の個数: 24

約数和(自身を含む): 38241600

約数和(自身を除く): 17425275

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30839, 92517, 154195, 277551, 462585, 770975, 832653, 1387755, 2312925, 4163265, 6938775, 20816325]

約数ペア:

[(1, 20816325), (3, 6938775), (5, 4163265), (9, 2312925), (15, 1387755), (25, 832653), (27, 770975), (45, 462585), (75, 277551), (135, 154195), (225, 92517), (675, 30839)]