18153909

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{39551}}^1$

素因数の和:39577

約数の個数: 16

約数和(自身を含む): 28477440

約数和(自身を除く): 10323531

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 39551, 118653, 355959, 672367, 1067877, 2017101, 6051303, 18153909]

約数ペア:

[(1, 18153909), (3, 6051303), (9, 2017101), (17, 1067877), (27, 672367), (51, 355959), (153, 118653), (459, 39551)]