18119883

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{839}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 25320960

約数和(自身を除く): 7201077

約数列:

[1, 3, 23, 69, 313, 839, 939, 2517, 7199, 19297, 21597, 57891, 262607, 787821, 6039961, 18119883]

約数ペア:

[(1, 18119883), (3, 6039961), (23, 787821), (69, 262607), (313, 57891), (839, 21597), (939, 19297), (2517, 7199)]