19985106

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{90023}}^1$

素因数の和:90065

約数の個数: 16

約数和(自身を含む): 41050944

約数和(自身を除く): 21065838

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 90023, 180046, 270069, 540138, 3330851, 6661702, 9992553, 19985106]

約数ペア:

[(1, 19985106), (2, 9992553), (3, 6661702), (6, 3330851), (37, 540138), (74, 270069), (111, 180046), (222, 90023)]