19005519

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2039}}^1$

素因数の和:2294

約数の個数: 16

約数和(自身を含む): 27417600

約数和(自身を除く): 8412081

約数列:

[1, 3, 13, 39, 239, 717, 2039, 3107, 6117, 9321, 26507, 79521, 487321, 1461963, 6335173, 19005519]

約数ペア:

[(1, 19005519), (3, 6335173), (13, 1461963), (39, 487321), (239, 79521), (717, 26507), (2039, 9321), (3107, 6117)]