18495730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{168143}}^1$

素因数の和:168161

約数の個数: 16

約数和(自身を含む): 36319104

約数和(自身を除く): 17823374

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 168143, 336286, 840715, 1681430, 1849573, 3699146, 9247865, 18495730]

約数ペア:

[(1, 18495730), (2, 9247865), (5, 3699146), (10, 1849573), (11, 1681430), (22, 840715), (55, 336286), (110, 168143)]