20113155

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19433}}^1$

素因数の和:19467

約数の個数: 24

約数和(自身を含む): 36380448

約数和(自身を除く): 16267293

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 19433, 58299, 97165, 174897, 291495, 446959, 874485, 1340877, 2234795, 4022631, 6704385, 20113155]

約数ペア:

[(1, 20113155), (3, 6704385), (5, 4022631), (9, 2234795), (15, 1340877), (23, 874485), (45, 446959), (69, 291495), (115, 174897), (207, 97165), (345, 58299), (1035, 19433)]