20155742467

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{40739}}^1$

素因数の和:41215

約数の個数: 24

約数和(自身を含む): 24522220800

約数和(自身を除く): 4366478333

約数列:

[1, 7, 23, 49, 161, 439, 1127, 3073, 10097, 21511, 40739, 70679, 285173, 494753, 936997, 1996211, 6558979, 17884421, 45912853, 125190947, 411341683, 876336629, 2879391781, 20155742467]

約数ペア:

[(1, 20155742467), (7, 2879391781), (23, 876336629), (49, 411341683), (161, 125190947), (439, 45912853), (1127, 17884421), (3073, 6558979), (10097, 1996211), (21511, 936997), (40739, 494753), (70679, 285173)]