18022090

素因数分解:

$2^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1987}}^1$

素因数の和:2901

約数の個数: 16

約数和(自身を含む): 32491872

約数和(自身を除く): 14469782

約数列:

[1, 2, 5, 10, 907, 1814, 1987, 3974, 4535, 9070, 9935, 19870, 1802209, 3604418, 9011045, 18022090]

約数ペア:

[(1, 18022090), (2, 9011045), (5, 3604418), (10, 1802209), (907, 19870), (1814, 9935), (1987, 9070), (3974, 4535)]