19969874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3527}}^1$

素因数の和:3697

約数の個数: 16

約数和(自身を含む): 31752000

約数和(自身を除く): 11782126

約数列:

[1, 2, 19, 38, 149, 298, 2831, 3527, 5662, 7054, 67013, 134026, 525523, 1051046, 9984937, 19969874]

約数ペア:

[(1, 19969874), (2, 9984937), (19, 1051046), (38, 525523), (149, 134026), (298, 67013), (2831, 7054), (3527, 5662)]