20796498

素因数分解:

$2^1\times 3^2\times {\mathrm{631}}^1\times {\mathrm{1831}}^1$

素因数の和:2470

約数の個数: 24

約数和(自身を含む): 45155136

約数和(自身を除く): 24358638

約数列:

[1, 2, 3, 6, 9, 18, 631, 1262, 1831, 1893, 3662, 3786, 5493, 5679, 10986, 11358, 16479, 32958, 1155361, 2310722, 3466083, 6932166, 10398249, 20796498]

約数ペア:

[(1, 20796498), (2, 10398249), (3, 6932166), (6, 3466083), (9, 2310722), (18, 1155361), (631, 32958), (1262, 16479), (1831, 11358), (1893, 10986), (3662, 5679), (3786, 5493)]