20443005

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41299}}^1$

素因数の和:41321

約数の個数: 24

約数和(自身を含む): 38656800

約数和(自身を除く): 18213795

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 41299, 123897, 206495, 371691, 454289, 619485, 1362867, 1858455, 2271445, 4088601, 6814335, 20443005]

約数ペア:

[(1, 20443005), (3, 6814335), (5, 4088601), (9, 2271445), (11, 1858455), (15, 1362867), (33, 619485), (45, 454289), (55, 371691), (99, 206495), (165, 123897), (495, 41299)]