18089118

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 40674816

約数和(自身を除く): 22585698

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 127, 193, 246, 254, 369, 381, 386, 579, 738, 762, 1143, 1158, 1737, 2286, 3474, 5207, 7913, 10414, 15621, 15826, 23739, 24511, 31242, 46863, 47478, 49022, 71217, 73533, 93726, 142434, 147066, 220599, 441198, 1004951, 2009902, 3014853, 6029706, 9044559, 18089118]

約数ペア:

[(1, 18089118), (2, 9044559), (3, 6029706), (6, 3014853), (9, 2009902), (18, 1004951), (41, 441198), (82, 220599), (123, 147066), (127, 142434), (193, 93726), (246, 73533), (254, 71217), (369, 49022), (381, 47478), (386, 46863), (579, 31242), (738, 24511), (762, 23739), (1143, 15826), (1158, 15621), (1737, 10414), (2286, 7913), (3474, 5207)]