18869982

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{136739}}^1$

素因数の和:136767

約数の個数: 16

約数和(自身を含む): 39381120

約数和(自身を除く): 20511138

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 136739, 273478, 410217, 820434, 3144997, 6289994, 9434991, 18869982]

約数ペア:

[(1, 18869982), (2, 9434991), (3, 6289994), (6, 3144997), (23, 820434), (46, 410217), (69, 273478), (138, 136739)]