20788049696

素因数分解:

$2^5\times {\mathrm{9109}}^1\times {\mathrm{71317}}^1$

素因数の和:80436

約数の個数: 24

約数和(自身を含む): 40931539740

約数和(自身を除く): 20143490044

約数列:

[1, 2, 4, 8, 16, 32, 9109, 18218, 36436, 71317, 72872, 142634, 145744, 285268, 291488, 570536, 1141072, 2282144, 649626553, 1299253106, 2598506212, 5197012424, 10394024848, 20788049696]

約数ペア:

[(1, 20788049696), (2, 10394024848), (4, 5197012424), (8, 2598506212), (16, 1299253106), (32, 649626553), (9109, 2282144), (18218, 1141072), (36436, 570536), (71317, 291488), (72872, 285268), (142634, 145744)]