20461311

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{977}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 32039280

約数和(自身を除く): 11577969

約数列:

[1, 3, 9, 13, 39, 117, 179, 537, 977, 1611, 2327, 2931, 6981, 8793, 12701, 20943, 38103, 114309, 174883, 524649, 1573947, 2273479, 6820437, 20461311]

約数ペア:

[(1, 20461311), (3, 6820437), (9, 2273479), (13, 1573947), (39, 524649), (117, 174883), (179, 114309), (537, 38103), (977, 20943), (1611, 12701), (2327, 8793), (2931, 6981)]