20199509585

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{2999}}^1\times {\mathrm{18973}}^1$

素因数の和:22048

約数の個数: 16

約数和(自身を含む): 24590304000

約数和(自身を除く): 4390794415

約数列:

[1, 5, 71, 355, 2999, 14995, 18973, 94865, 212929, 1064645, 1347083, 6735415, 56900027, 284500135, 4039901917, 20199509585]

約数ペア:

[(1, 20199509585), (5, 4039901917), (71, 284500135), (355, 56900027), (2999, 6735415), (14995, 1347083), (18973, 1064645), (94865, 212929)]