20058907078

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20179987}}^1$

素因数の和:20180067

約数の個数: 16

約数和(自身を含む): 34871019264

約数和(自身を除く): 14812112186

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 20179987, 40359974, 141259909, 282519818, 1432779077, 2865558154, 10029453539, 20058907078]

約数ペア:

[(1, 20058907078), (2, 10029453539), (7, 2865558154), (14, 1432779077), (71, 282519818), (142, 141259909), (497, 40359974), (994, 20179987)]