66688528

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{96931}}^1$

素因数の和:96982

約数の個数: 20

約数和(自身を含む): 132215248

約数和(自身を除く): 65526720

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 96931, 193862, 387724, 775448, 1550896, 4168033, 8336066, 16672132, 33344264, 66688528]

約数ペア:

[(1, 66688528), (2, 33344264), (4, 16672132), (8, 8336066), (16, 4168033), (43, 1550896), (86, 775448), (172, 387724), (344, 193862), (688, 96931)]