199818130

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{1061}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 370468080

約数和(自身を除く): 170649950

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 509, 1018, 1061, 2122, 2545, 5090, 5305, 10610, 18833, 37666, 39257, 78514, 94165, 188330, 196285, 392570, 540049, 1080098, 2700245, 5400490, 19981813, 39963626, 99909065, 199818130]

約数ペア:

[(1, 199818130), (2, 99909065), (5, 39963626), (10, 19981813), (37, 5400490), (74, 2700245), (185, 1080098), (370, 540049), (509, 392570), (1018, 196285), (1061, 188330), (2122, 94165), (2545, 78514), (5090, 39257), (5305, 37666), (10610, 18833)]