66004784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{217121}}^1$

素因数の和:217148

約数の個数: 20

約数和(自身を含む): 134615640

約数和(自身を除く): 68610856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 217121, 434242, 868484, 1736968, 3473936, 4125299, 8250598, 16501196, 33002392, 66004784]

約数ペア:

[(1, 66004784), (2, 33002392), (4, 16501196), (8, 8250598), (16, 4125299), (19, 3473936), (38, 1736968), (76, 868484), (152, 434242), (304, 217121)]