65213168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{214517}}^1$

素因数の和:214544

約数の個数: 20

約数和(自身を含む): 133001160

約数和(自身を除く): 67787992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 214517, 429034, 858068, 1716136, 3432272, 4075823, 8151646, 16303292, 32606584, 65213168]

約数ペア:

[(1, 65213168), (2, 32606584), (4, 16303292), (8, 8151646), (16, 4075823), (19, 3432272), (38, 1716136), (76, 858068), (152, 429034), (304, 214517)]