18216231

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1759

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 11332569

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 1709, 3553, 5127, 10659, 18799, 29053, 32471, 56397, 87159, 97413, 319583, 357181, 552007, 958749, 1071543, 1656021, 6072077, 18216231]

約数ペア:

[(1, 18216231), (3, 6072077), (11, 1656021), (17, 1071543), (19, 958749), (33, 552007), (51, 357181), (57, 319583), (187, 97413), (209, 87159), (323, 56397), (561, 32471), (627, 29053), (969, 18799), (1709, 10659), (3553, 5127)]