20201472005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28253807}}^1$

素因数の和:28253836

約数の個数: 16

約数和(自身を含む): 28479838464

約数和(自身を除く): 8278366459

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 28253807, 141269035, 310791877, 367299491, 1553959385, 1836497455, 4040294401, 20201472005]

約数ペア:

[(1, 20201472005), (5, 4040294401), (11, 1836497455), (13, 1553959385), (55, 367299491), (65, 310791877), (143, 141269035), (715, 28253807)]