19915460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34337}}^1$

素因数の和:34375

約数の個数: 24

約数和(自身を含む): 43265880

約数和(自身を除く): 23350420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 34337, 68674, 137348, 171685, 343370, 686740, 995773, 1991546, 3983092, 4978865, 9957730, 19915460]

約数ペア:

[(1, 19915460), (2, 9957730), (4, 4978865), (5, 3983092), (10, 1991546), (20, 995773), (29, 686740), (58, 343370), (116, 171685), (145, 137348), (290, 68674), (580, 34337)]