19837723970

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25111043}}^1$

素因数の和:25111129

約数の個数: 16

約数和(自身を含む): 36159903360

約数和(自身を除く): 16322179390

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 25111043, 50222086, 125555215, 251110430, 1983772397, 3967544794, 9918861985, 19837723970]

約数ペア:

[(1, 19837723970), (2, 9918861985), (5, 3967544794), (10, 1983772397), (79, 251110430), (158, 125555215), (395, 50222086), (790, 25111043)]