20123231444

素因数分解:

$2^2\times {\mathrm{263}}^1\times {\mathrm{439}}^1\times {\mathrm{43573}}^1$

素因数の和:44279

約数の個数: 24

約数和(自身を含む): 35430890880

約数和(自身を除く): 15307659436

約数列:

[1, 2, 4, 263, 439, 526, 878, 1052, 1756, 43573, 87146, 115457, 174292, 230914, 461828, 11459699, 19128547, 22919398, 38257094, 45838796, 76514188, 5030807861, 10061615722, 20123231444]

約数ペア:

[(1, 20123231444), (2, 10061615722), (4, 5030807861), (263, 76514188), (439, 45838796), (526, 38257094), (878, 22919398), (1052, 19128547), (1756, 11459699), (43573, 461828), (87146, 230914), (115457, 174292)]