20181961023

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10798267}}^1$

素因数の和:10798366

約数の個数: 16

約数和(自身を含む): 31099011840

約数和(自身を除く): 10917050817

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 10798267, 32394801, 75587869, 226763607, 961045763, 2883137289, 6727320341, 20181961023]

約数ペア:

[(1, 20181961023), (3, 6727320341), (7, 2883137289), (21, 961045763), (89, 226763607), (267, 75587869), (623, 32394801), (1869, 10798267)]