20009358747

素因数分解:

$3^3\times 7^1\times {\mathrm{105869623}}^1$

素因数の和:105869639

約数の個数: 16

約数和(自身を含む): 33878279680

約数和(自身を除く): 13868920933

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 105869623, 317608869, 741087361, 952826607, 2223262083, 2858479821, 6669786249, 20009358747]

約数ペア:

[(1, 20009358747), (3, 6669786249), (7, 2858479821), (9, 2223262083), (21, 952826607), (27, 741087361), (63, 317608869), (189, 105869623)]