20534349

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 31680000

約数和(自身を除く): 11145651

約数列:

[1, 3, 11, 29, 33, 43, 87, 129, 319, 473, 499, 957, 1247, 1419, 1497, 3741, 5489, 13717, 14471, 16467, 21457, 41151, 43413, 64371, 159181, 236027, 477543, 622253, 708081, 1866759, 6844783, 20534349]

約数ペア:

[(1, 20534349), (3, 6844783), (11, 1866759), (29, 708081), (33, 622253), (43, 477543), (87, 236027), (129, 159181), (319, 64371), (473, 43413), (499, 41151), (957, 21457), (1247, 16467), (1419, 14471), (1497, 13717), (3741, 5489)]