18213001

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 20520000

約数和(自身を除く): 2306999

約数列:

[1, 17, 19, 113, 323, 499, 1921, 2147, 8483, 9481, 36499, 56387, 161177, 958579, 1071353, 18213001]

約数ペア:

[(1, 18213001), (17, 1071353), (19, 958579), (113, 161177), (323, 56387), (499, 36499), (1921, 9481), (2147, 8483)]