20533689

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 33914880

約数和(自身を除く): 13381191

約数列:

[1, 3, 9, 11, 27, 33, 47, 99, 141, 297, 423, 517, 1269, 1471, 1551, 4413, 4653, 13239, 13959, 16181, 39717, 48543, 69137, 145629, 207411, 436887, 622233, 760507, 1866699, 2281521, 6844563, 20533689]

約数ペア:

[(1, 20533689), (3, 6844563), (9, 2281521), (11, 1866699), (27, 760507), (33, 622233), (47, 436887), (99, 207411), (141, 145629), (297, 69137), (423, 48543), (517, 39717), (1269, 16181), (1471, 13959), (1551, 13239), (4413, 4653)]