18076172

素因数分解:

$2^2\times {\mathrm{101}}^2\times {\mathrm{443}}^1$

素因数の和:649

約数の個数: 18

約数和(自身を含む): 32021724

約数和(自身を除く): 13945552

約数列:

[1, 2, 4, 101, 202, 404, 443, 886, 1772, 10201, 20402, 40804, 44743, 89486, 178972, 4519043, 9038086, 18076172]

約数ペア:

[(1, 18076172), (2, 9038086), (4, 4519043), (101, 178972), (202, 89486), (404, 44743), (443, 40804), (886, 20402), (1772, 10201)]