20767550

素因数分解:

$2^1\times 5^2\times {\mathrm{313}}^1\times {\mathrm{1327}}^1$

素因数の和:1652

約数の個数: 24

約数和(自身を含む): 38780256

約数和(自身を除く): 18012706

約数列:

[1, 2, 5, 10, 25, 50, 313, 626, 1327, 1565, 2654, 3130, 6635, 7825, 13270, 15650, 33175, 66350, 415351, 830702, 2076755, 4153510, 10383775, 20767550]

約数ペア:

[(1, 20767550), (2, 10383775), (5, 4153510), (10, 2076755), (25, 830702), (50, 415351), (313, 66350), (626, 33175), (1327, 15650), (1565, 13270), (2654, 7825), (3130, 6635)]