20728298202

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1\times {\mathrm{65843}}^1$

素因数の和:66658

約数の個数: 32

約数和(自身を含む): 42098019840

約数和(自身を除く): 21369721638

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 739, 1478, 2217, 4434, 52469, 65843, 104938, 131686, 157407, 197529, 314814, 395058, 4674853, 9349706, 14024559, 28049118, 48657977, 97315954, 145973931, 291947862, 3454716367, 6909432734, 10364149101, 20728298202]

約数ペア:

[(1, 20728298202), (2, 10364149101), (3, 6909432734), (6, 3454716367), (71, 291947862), (142, 145973931), (213, 97315954), (426, 48657977), (739, 28049118), (1478, 14024559), (2217, 9349706), (4434, 4674853), (52469, 395058), (65843, 314814), (104938, 197529), (131686, 157407)]