20038084

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2224

約数の個数: 36

約数和(自身を含む): 40591600

約数和(自身を除く): 20553516

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2179, 2299, 4358, 4598, 8716, 9196, 23969, 41401, 47938, 82802, 95876, 165604, 263659, 455411, 527318, 910822, 1054636, 1821644, 5009521, 10019042, 20038084]

約数ペア:

[(1, 20038084), (2, 10019042), (4, 5009521), (11, 1821644), (19, 1054636), (22, 910822), (38, 527318), (44, 455411), (76, 263659), (121, 165604), (209, 95876), (242, 82802), (418, 47938), (484, 41401), (836, 23969), (2179, 9196), (2299, 8716), (4358, 4598)]