1620678904

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1198727}}^1$

素因数の和:1198759

約数の個数: 24

約数和(自身を含む): 3290508360

約数和(自身を除く): 1669829456

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 1198727, 2397454, 4794908, 9589816, 15583451, 31166902, 62333804, 124667608, 202584863, 405169726, 810339452, 1620678904]

約数ペア:

[(1, 1620678904), (2, 810339452), (4, 405169726), (8, 202584863), (13, 124667608), (26, 62333804), (52, 31166902), (104, 15583451), (169, 9589816), (338, 4794908), (676, 2397454), (1352, 1198727)]