20948829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4567}}^1$

素因数の和:4720

約数の個数: 16

約数和(自身を含む): 30696960

約数和(自身を除く): 9748131

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4567, 4587, 13701, 50237, 150711, 634813, 1904439, 6982943, 20948829]

約数ペア:

[(1, 20948829), (3, 6982943), (11, 1904439), (33, 634813), (139, 150711), (417, 50237), (1529, 13701), (4567, 4587)]