20485843

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 24274944

約数和(自身を除く): 3789101

約数列:

[1, 7, 47, 71, 329, 497, 877, 3337, 6139, 23359, 41219, 62267, 288533, 435869, 2926549, 20485843]

約数ペア:

[(1, 20485843), (7, 2926549), (47, 435869), (71, 288533), (329, 62267), (497, 41219), (877, 23359), (3337, 6139)]