17987926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{9851}}^1$

素因数の和:9947

約数の個数: 16

約数和(自身を含む): 29792448

約数和(自身を除く): 11804522

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 9851, 19702, 108361, 216722, 817633, 1635266, 8993963, 17987926]

約数ペア:

[(1, 17987926), (2, 8993963), (11, 1635266), (22, 817633), (83, 216722), (166, 108361), (913, 19702), (1826, 9851)]