20641248

素因数分解:

$2^5\times 3^2\times {\mathrm{71671}}^1$

素因数の和:71687

約数の個数: 36

約数和(自身を含む): 58699368

約数和(自身を除く): 38058120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 71671, 143342, 215013, 286684, 430026, 573368, 645039, 860052, 1146736, 1290078, 1720104, 2293472, 2580156, 3440208, 5160312, 6880416, 10320624, 20641248]

約数ペア:

[(1, 20641248), (2, 10320624), (3, 6880416), (4, 5160312), (6, 3440208), (8, 2580156), (9, 2293472), (12, 1720104), (16, 1290078), (18, 1146736), (24, 860052), (32, 645039), (36, 573368), (48, 430026), (72, 286684), (96, 215013), (144, 143342), (288, 71671)]