20180882620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27271463}}^1$

素因数の和:27271509

約数の個数: 24

約数和(自身を含む): 43525256544

約数和(自身を除く): 23344373924

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27271463, 54542926, 109085852, 136357315, 272714630, 545429260, 1009044131, 2018088262, 4036176524, 5045220655, 10090441310, 20180882620]

約数ペア:

[(1, 20180882620), (2, 10090441310), (4, 5045220655), (5, 4036176524), (10, 2018088262), (20, 1009044131), (37, 545429260), (74, 272714630), (148, 136357315), (185, 109085852), (370, 54542926), (740, 27271463)]