18319545

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2593}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 31968456

約数和(自身を除く): 13648911

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 2593, 7065, 7779, 12965, 23337, 38895, 116685, 407101, 1221303, 2035505, 3663909, 6106515, 18319545]

約数ペア:

[(1, 18319545), (3, 6106515), (5, 3663909), (9, 2035505), (15, 1221303), (45, 407101), (157, 116685), (471, 38895), (785, 23337), (1413, 12965), (2355, 7779), (2593, 7065)]