20161294190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28396189}}^1$

素因数の和:28396267

約数の個数: 16

約数和(自身を含む): 36801462240

約数和(自身を除く): 16640168050

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 28396189, 56792378, 141980945, 283961890, 2016129419, 4032258838, 10080647095, 20161294190]

約数ペア:

[(1, 20161294190), (2, 10080647095), (5, 4032258838), (10, 2016129419), (71, 283961890), (142, 141980945), (355, 56792378), (710, 28396189)]