18850870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{65003}}^1$

素因数の和:65039

約数の個数: 16

約数和(自身を含む): 35102160

約数和(自身を除く): 16251290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 65003, 130006, 325015, 650030, 1885087, 3770174, 9425435, 18850870]

約数ペア:

[(1, 18850870), (2, 9425435), (5, 3770174), (10, 1885087), (29, 650030), (58, 325015), (145, 130006), (290, 65003)]