18669519

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11093}}^1$

素因数の和:11127

約数の個数: 24

約数和(自身を含む): 31151952

約数和(自身を除く): 12482433

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 11093, 33279, 99837, 122023, 188581, 366069, 565743, 1098207, 1697229, 2074391, 6223173, 18669519]

約数ペア:

[(1, 18669519), (3, 6223173), (9, 2074391), (11, 1697229), (17, 1098207), (33, 565743), (51, 366069), (99, 188581), (153, 122023), (187, 99837), (561, 33279), (1683, 11093)]