20121766

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{1709}}^1$

素因数の和:1776

約数の個数: 24

約数和(自身を含む): 35745840

約数和(自身を除く): 15624074

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 841, 1682, 1709, 3418, 5887, 11774, 11963, 23926, 49561, 99122, 346927, 693854, 1437269, 2874538, 10060883, 20121766]

約数ペア:

[(1, 20121766), (2, 10060883), (7, 2874538), (14, 1437269), (29, 693854), (58, 346927), (203, 99122), (406, 49561), (841, 23926), (1682, 11963), (1709, 11774), (3418, 5887)]