20994354910

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{4014217}}^1$

素因数の和:4014747

約数の個数: 16

約数和(自身を含む): 37862104176

約数和(自身を除く): 16867749266

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 5230, 4014217, 8028434, 20071085, 40142170, 2099435491, 4198870982, 10497177455, 20994354910]

約数ペア:

[(1, 20994354910), (2, 10497177455), (5, 4198870982), (10, 2099435491), (523, 40142170), (1046, 20071085), (2615, 8028434), (5230, 4014217)]