20199851087

素因数分解:

${\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{823}}^1\times {\mathrm{2399}}^1$

素因数の和:4022

約数の個数: 16

約数和(自身を含む): 21816883200

約数和(自身を除く): 1617032113

約数列:

[1, 13, 787, 823, 2399, 10231, 10699, 31187, 647701, 1888013, 1974377, 8420113, 24544169, 25666901, 1553834699, 20199851087]

約数ペア:

[(1, 20199851087), (13, 1553834699), (787, 25666901), (823, 24544169), (2399, 8420113), (10231, 1974377), (10699, 1888013), (31187, 647701)]