1990850402

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{52721}}^1$

素因数の和:53041

約数の個数: 16

約数和(自身を含む): 3036787200

約数和(自身を除く): 1045936798

約数列:

[1, 2, 79, 158, 239, 478, 18881, 37762, 52721, 105442, 4164959, 8329918, 12600319, 25200638, 995425201, 1990850402]

約数ペア:

[(1, 1990850402), (2, 995425201), (79, 25200638), (158, 12600319), (239, 8329918), (478, 4164959), (18881, 105442), (37762, 52721)]