18840267

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6481}}^1$

素因数の和:6523

約数の個数: 24

約数和(自身を含む): 30335760

約数和(自身を除く): 11495493

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 6481, 19443, 58329, 110177, 123139, 330531, 369417, 991593, 1108251, 2093363, 6280089, 18840267]

約数ペア:

[(1, 18840267), (3, 6280089), (9, 2093363), (17, 1108251), (19, 991593), (51, 369417), (57, 330531), (153, 123139), (171, 110177), (323, 58329), (969, 19443), (2907, 6481)]