20892716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10859}}^1$

素因数の和:10913

約数の個数: 24

約数和(自身を含む): 40442640

約数和(自身を除く): 19549924

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10859, 21718, 43436, 141167, 282334, 401783, 564668, 803566, 1607132, 5223179, 10446358, 20892716]

約数ペア:

[(1, 20892716), (2, 10446358), (4, 5223179), (13, 1607132), (26, 803566), (37, 564668), (52, 401783), (74, 282334), (148, 141167), (481, 43436), (962, 21718), (1924, 10859)]