18144685

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 23914440

約数和(自身を除く): 5769755

約数列:

[1, 5, 13, 65, 109, 169, 197, 545, 845, 985, 1417, 2561, 7085, 12805, 18421, 21473, 33293, 92105, 107365, 166465, 279149, 1395745, 3628937, 18144685]

約数ペア:

[(1, 18144685), (5, 3628937), (13, 1395745), (65, 279149), (109, 166465), (169, 107365), (197, 92105), (545, 33293), (845, 21473), (985, 18421), (1417, 12805), (2561, 7085)]