20797532

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4919}}^1$

素因数の和:5081

約数の個数: 24

約数和(自身を含む): 41879040

約数和(自身を除く): 21081508

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 4919, 9838, 19676, 34433, 68866, 137732, 742769, 1485538, 2971076, 5199383, 10398766, 20797532]

約数ペア:

[(1, 20797532), (2, 10398766), (4, 5199383), (7, 2971076), (14, 1485538), (28, 742769), (151, 137732), (302, 68866), (604, 34433), (1057, 19676), (2114, 9838), (4228, 4919)]