18339717

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 28302336

約数和(自身を除く): 9962619

約数列:

[1, 3, 11, 23, 33, 69, 73, 219, 253, 331, 759, 803, 993, 1679, 2409, 3641, 5037, 7613, 10923, 18469, 22839, 24163, 55407, 72489, 83743, 251229, 265793, 555749, 797379, 1667247, 6113239, 18339717]

約数ペア:

[(1, 18339717), (3, 6113239), (11, 1667247), (23, 797379), (33, 555749), (69, 265793), (73, 251229), (219, 83743), (253, 72489), (331, 55407), (759, 24163), (803, 22839), (993, 18469), (1679, 10923), (2409, 7613), (3641, 5037)]