18180291

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{839}}^1$

素因数の和:1106

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 6979389

約数列:

[1, 3, 31, 93, 233, 699, 839, 2517, 7223, 21669, 26009, 78027, 195487, 586461, 6060097, 18180291]

約数ペア:

[(1, 18180291), (3, 6060097), (31, 586461), (93, 195487), (233, 78027), (699, 26009), (839, 21669), (2517, 7223)]