20408094

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{161969}}^1$

素因数の和:161984

約数の個数: 24

約数和(自身を含む): 50534640

約数和(自身を除く): 30126546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 161969, 323938, 485907, 971814, 1133783, 1457721, 2267566, 2915442, 3401349, 6802698, 10204047, 20408094]

約数ペア:

[(1, 20408094), (2, 10204047), (3, 6802698), (6, 3401349), (7, 2915442), (9, 2267566), (14, 1457721), (18, 1133783), (21, 971814), (42, 485907), (63, 323938), (126, 161969)]