18442557

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4799}}^1$

素因数の和:4873

約数の個数: 24

約数和(自身を含む): 30950400

約数和(自身を除く): 12507843

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 4799, 14397, 33593, 43191, 100779, 292739, 302337, 878217, 2049173, 2634651, 6147519, 18442557]

約数ペア:

[(1, 18442557), (3, 6147519), (7, 2634651), (9, 2049173), (21, 878217), (61, 302337), (63, 292739), (183, 100779), (427, 43191), (549, 33593), (1281, 14397), (3843, 4799)]