20208837

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 31288320

約数和(自身を除く): 11079483

約数列:

[1, 3, 11, 19, 33, 57, 167, 193, 209, 501, 579, 627, 1837, 2123, 3173, 3667, 5511, 6369, 9519, 11001, 32231, 34903, 40337, 96693, 104709, 121011, 354541, 612389, 1063623, 1837167, 6736279, 20208837]

約数ペア:

[(1, 20208837), (3, 6736279), (11, 1837167), (19, 1063623), (33, 612389), (57, 354541), (167, 121011), (193, 104709), (209, 96693), (501, 40337), (579, 34903), (627, 32231), (1837, 11001), (2123, 9519), (3173, 6369), (3667, 5511)]