20030507

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{569}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 23639040

約数和(自身を除く): 3608533

約数列:

[1, 7, 47, 107, 329, 569, 749, 3983, 5029, 26743, 35203, 60883, 187201, 426181, 2861501, 20030507]

約数ペア:

[(1, 20030507), (7, 2861501), (47, 426181), (107, 187201), (329, 60883), (569, 35203), (749, 26743), (3983, 5029)]