20698872

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10391}}^1$

素因数の和:10483

約数の個数: 32

約数和(自身を含む): 52375680

約数和(自身を除く): 31676808

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10391, 20782, 31173, 41564, 62346, 83128, 124692, 249384, 862453, 1724906, 2587359, 3449812, 5174718, 6899624, 10349436, 20698872]

約数ペア:

[(1, 20698872), (2, 10349436), (3, 6899624), (4, 5174718), (6, 3449812), (8, 2587359), (12, 1724906), (24, 862453), (83, 249384), (166, 124692), (249, 83128), (332, 62346), (498, 41564), (664, 31173), (996, 20782), (1992, 10391)]