20826916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15269}}^1$

素因数の和:15315

約数の個数: 24

約数和(自身を含む): 41045760

約数和(自身を除く): 20218844

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15269, 30538, 61076, 167959, 335918, 473339, 671836, 946678, 1893356, 5206729, 10413458, 20826916]

約数ペア:

[(1, 20826916), (2, 10413458), (4, 5206729), (11, 1893356), (22, 946678), (31, 671836), (44, 473339), (62, 335918), (124, 167959), (341, 61076), (682, 30538), (1364, 15269)]