18272735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1427}}^1$

素因数の和:1642

約数の個数: 16

約数和(自身を含む): 23750496

約数和(自身を除く): 5477761

約数列:

[1, 5, 13, 65, 197, 985, 1427, 2561, 7135, 12805, 18551, 92755, 281119, 1405595, 3654547, 18272735]

約数ペア:

[(1, 18272735), (5, 3654547), (13, 1405595), (65, 281119), (197, 92755), (985, 18551), (1427, 12805), (2561, 7135)]