20256765

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 33730560

約数和(自身を除く): 13473795

約数列:

[1, 3, 5, 15, 47, 59, 141, 177, 235, 295, 487, 705, 885, 1461, 2435, 2773, 7305, 8319, 13865, 22889, 28733, 41595, 68667, 86199, 114445, 143665, 343335, 430995, 1350451, 4051353, 6752255, 20256765]

約数ペア:

[(1, 20256765), (3, 6752255), (5, 4051353), (15, 1350451), (47, 430995), (59, 343335), (141, 143665), (177, 114445), (235, 86199), (295, 68667), (487, 41595), (705, 28733), (885, 22889), (1461, 13865), (2435, 8319), (2773, 7305)]