18100563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 28740096

約数和(自身を除く): 10639533

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 1187, 3561, 5083, 15249, 15431, 20179, 27301, 46293, 60537, 81903, 262327, 354913, 464117, 786981, 1064739, 1392351, 6033521, 18100563]

約数ペア:

[(1, 18100563), (3, 6033521), (13, 1392351), (17, 1064739), (23, 786981), (39, 464117), (51, 354913), (69, 262327), (221, 81903), (299, 60537), (391, 46293), (663, 27301), (897, 20179), (1173, 15431), (1187, 15249), (3561, 5083)]