19792048

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{7879}}^1$

素因数の和:8044

約数の個数: 20

約数和(自身を含む): 38596240

約数和(自身を除く): 18804192

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 7879, 15758, 31516, 63032, 126064, 1237003, 2474006, 4948012, 9896024, 19792048]

約数ペア:

[(1, 19792048), (2, 9896024), (4, 4948012), (8, 2474006), (16, 1237003), (157, 126064), (314, 63032), (628, 31516), (1256, 15758), (2512, 7879)]