20178561396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{240220969}}^1$

素因数の和:240220983

約数の個数: 24

約数和(自身を含む): 53809497280

約数和(自身を除く): 33630935884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 240220969, 480441938, 720662907, 960883876, 1441325814, 1681546783, 2882651628, 3363093566, 5044640349, 6726187132, 10089280698, 20178561396]

約数ペア:

[(1, 20178561396), (2, 10089280698), (3, 6726187132), (4, 5044640349), (6, 3363093566), (7, 2882651628), (12, 1681546783), (14, 1441325814), (21, 960883876), (28, 720662907), (42, 480441938), (84, 240220969)]