18421755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1151}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 14092293

約数列:

[1, 3, 5, 11, 15, 33, 55, 97, 165, 291, 485, 1067, 1151, 1455, 3201, 3453, 5335, 5755, 12661, 16005, 17265, 37983, 63305, 111647, 189915, 334941, 558235, 1228117, 1674705, 3684351, 6140585, 18421755]

約数ペア:

[(1, 18421755), (3, 6140585), (5, 3684351), (11, 1674705), (15, 1228117), (33, 558235), (55, 334941), (97, 189915), (165, 111647), (291, 63305), (485, 37983), (1067, 17265), (1151, 16005), (1455, 12661), (3201, 5755), (3453, 5335)]