66920368

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{39089}}^1$

素因数の和:39204

約数の個数: 20

約数和(自身を含む): 130873320

約数和(自身を除く): 63952952

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 39089, 78178, 156356, 312712, 625424, 4182523, 8365046, 16730092, 33460184, 66920368]

約数ペア:

[(1, 66920368), (2, 33460184), (4, 16730092), (8, 8365046), (16, 4182523), (107, 625424), (214, 312712), (428, 156356), (856, 78178), (1712, 39089)]