20458925613

素因数分解:

$3^2\times 7^1\times {\mathrm{2551}}^1\times {\mathrm{127301}}^1$

素因数の和:129865

約数の個数: 24

約数和(自身を含む): 33786969216

約数和(自身を除く): 13328043603

約数列:

[1, 3, 7, 9, 21, 63, 2551, 7653, 17857, 22959, 53571, 127301, 160713, 381903, 891107, 1145709, 2673321, 8019963, 324744851, 974234553, 2273213957, 2922703659, 6819641871, 20458925613]

約数ペア:

[(1, 20458925613), (3, 6819641871), (7, 2922703659), (9, 2273213957), (21, 974234553), (63, 324744851), (2551, 8019963), (7653, 2673321), (17857, 1145709), (22959, 891107), (53571, 381903), (127301, 160713)]