18672753

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 28651392

約数和(自身を除く): 9978639

約数列:

[1, 3, 11, 33, 37, 41, 111, 123, 373, 407, 451, 1119, 1221, 1353, 1517, 4103, 4551, 12309, 13801, 15293, 16687, 41403, 45879, 50061, 151811, 168223, 455433, 504669, 565841, 1697523, 6224251, 18672753]

約数ペア:

[(1, 18672753), (3, 6224251), (11, 1697523), (33, 565841), (37, 504669), (41, 455433), (111, 168223), (123, 151811), (373, 50061), (407, 45879), (451, 41403), (1119, 16687), (1221, 15293), (1353, 13801), (1517, 12309), (4103, 4551)]