20423876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1483}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 39141984

約数和(自身を除く): 18718108

約数列:

[1, 2, 4, 11, 22, 44, 313, 626, 1252, 1483, 2966, 3443, 5932, 6886, 13772, 16313, 32626, 65252, 464179, 928358, 1856716, 5105969, 10211938, 20423876]

約数ペア:

[(1, 20423876), (2, 10211938), (4, 5105969), (11, 1856716), (22, 928358), (44, 464179), (313, 65252), (626, 32626), (1252, 16313), (1483, 13772), (2966, 6886), (3443, 5932)]