20123486578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14603401}}^1$

素因数の和:14603469

約数の個数: 16

約数和(自身を含む): 33120515736

約数和(自身を除く): 12997029158

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14603401, 29206802, 189844213, 379688426, 773980253, 1547960506, 10061743289, 20123486578]

約数ペア:

[(1, 20123486578), (2, 10061743289), (13, 1547960506), (26, 773980253), (53, 379688426), (106, 189844213), (689, 29206802), (1378, 14603401)]