19772685

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4937}}^1$

素因数の和:5037

約数の個数: 24

約数和(自身を含む): 34664760

約数和(自身を除く): 14892075

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 4937, 14811, 24685, 44433, 74055, 222165, 439393, 1318179, 2196965, 3954537, 6590895, 19772685]

約数ペア:

[(1, 19772685), (3, 6590895), (5, 3954537), (9, 2196965), (15, 1318179), (45, 439393), (89, 222165), (267, 74055), (445, 44433), (801, 24685), (1335, 14811), (4005, 4937)]