11971564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1733}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 23013648

約数和(自身を除く): 11042084

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 1733, 3454, 3466, 6908, 6932, 19063, 38126, 76252, 272081, 544162, 1088324, 2992891, 5985782, 11971564]

約数ペア:

[(1, 11971564), (2, 5985782), (4, 2992891), (11, 1088324), (22, 544162), (44, 272081), (157, 76252), (314, 38126), (628, 19063), (1727, 6932), (1733, 6908), (3454, 3466)]