20623715

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5507}}^1$

素因数の和:5626

約数の個数: 16

約数和(自身を含む): 28553472

約数和(自身を除く): 7929757

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 5507, 27535, 38549, 192745, 589249, 2946245, 4124743, 20623715]

約数ペア:

[(1, 20623715), (5, 4124743), (7, 2946245), (35, 589249), (107, 192745), (535, 38549), (749, 27535), (3745, 5507)]