18475317

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1459}}^1$

素因数の和:1542

約数の個数: 32

約数和(自身を含む): 31769600

約数和(自身を除く): 13294283

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1459, 1809, 4221, 4377, 10213, 12663, 13131, 30639, 39393, 91917, 97753, 275751, 293259, 684271, 879777, 2052813, 2639331, 6158439, 18475317]

約数ペア:

[(1, 18475317), (3, 6158439), (7, 2639331), (9, 2052813), (21, 879777), (27, 684271), (63, 293259), (67, 275751), (189, 97753), (201, 91917), (469, 39393), (603, 30639), (1407, 13131), (1459, 12663), (1809, 10213), (4221, 4377)]