20647584

素因数分解:

$2^5\times 3^2\times {\mathrm{71693}}^1$

素因数の和:71709

約数の個数: 36

約数和(自身を含む): 58717386

約数和(自身を除く): 38069802

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 71693, 143386, 215079, 286772, 430158, 573544, 645237, 860316, 1147088, 1290474, 1720632, 2294176, 2580948, 3441264, 5161896, 6882528, 10323792, 20647584]

約数ペア:

[(1, 20647584), (2, 10323792), (3, 6882528), (4, 5161896), (6, 3441264), (8, 2580948), (9, 2294176), (12, 1720632), (16, 1290474), (18, 1147088), (24, 860316), (32, 645237), (36, 573544), (48, 430158), (72, 286772), (96, 215079), (144, 143386), (288, 71693)]