64405364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{6469}}^1$

素因数の和:6623

約数の個数: 24

約数和(自身を含む): 119565600

約数和(自身を除く): 55160236

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 6469, 9956, 12938, 25876, 122911, 245822, 491644, 847439, 1694878, 3389756, 16101341, 32202682, 64405364]

約数ペア:

[(1, 64405364), (2, 32202682), (4, 16101341), (19, 3389756), (38, 1694878), (76, 847439), (131, 491644), (262, 245822), (524, 122911), (2489, 25876), (4978, 12938), (6469, 9956)]