20111619995

素因数分解:

$5^1\times {\mathrm{811}}^1\times {\mathrm{1901}}^1\times {\mathrm{2609}}^1$

素因数の和:5326

約数の個数: 16

約数和(自身を含む): 24185679840

約数和(自身を除く): 4074059845

約数列:

[1, 5, 811, 1901, 2609, 4055, 9505, 13045, 1541711, 2115899, 4959709, 7708555, 10579495, 24798545, 4022323999, 20111619995]

約数ペア:

[(1, 20111619995), (5, 4022323999), (811, 24798545), (1901, 10579495), (2609, 7708555), (4055, 4959709), (9505, 2115899), (13045, 1541711)]