18730886

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{617}}^1$

素因数の和:1015

約数の個数: 16

約数和(自身を含む): 28877904

約数和(自身を除く): 10147018

約数列:

[1, 2, 43, 86, 353, 617, 706, 1234, 15179, 26531, 30358, 53062, 217801, 435602, 9365443, 18730886]

約数ペア:

[(1, 18730886), (2, 9365443), (43, 435602), (86, 217801), (353, 53062), (617, 30358), (706, 26531), (1234, 15179)]