2020654839

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{42221}}^1$

素因数の和:42327

約数の個数: 32

約数和(自身を含む): 3210223104

約数和(自身を除く): 1189568265

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 301, 371, 903, 1113, 2279, 6837, 15953, 42221, 47859, 126663, 295547, 886641, 1815503, 2237713, 5446509, 6713139, 12708521, 15663991, 38125563, 46991973, 96221659, 288664977, 673551613, 2020654839]

約数ペア:

[(1, 2020654839), (3, 673551613), (7, 288664977), (21, 96221659), (43, 46991973), (53, 38125563), (129, 15663991), (159, 12708521), (301, 6713139), (371, 5446509), (903, 2237713), (1113, 1815503), (2279, 886641), (6837, 295547), (15953, 126663), (42221, 47859)]