20106358

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:879

約数の個数: 16

約数和(自身を含む): 30690000

約数和(自身を除く): 10583642

約数列:

[1, 2, 109, 149, 218, 298, 619, 1238, 16241, 32482, 67471, 92231, 134942, 184462, 10053179, 20106358]

約数ペア:

[(1, 20106358), (2, 10053179), (109, 184462), (149, 134942), (218, 92231), (298, 67471), (619, 32482), (1238, 16241)]