19399941

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11527}}^1$

素因数の和:11561

約数の個数: 24

約数和(自身を含む): 32370624

約数和(自身を除く): 12970683

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 11527, 34581, 103743, 126797, 195959, 380391, 587877, 1141173, 1763631, 2155549, 6466647, 19399941]

約数ペア:

[(1, 19399941), (3, 6466647), (9, 2155549), (11, 1763631), (17, 1141173), (33, 587877), (51, 380391), (99, 195959), (153, 126797), (187, 103743), (561, 34581), (1683, 11527)]