389701072

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{839873}}^1$

素因数の和:839910

約数の個数: 20

約数和(自身を含む): 781082820

約数和(自身を除く): 391381748

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 839873, 1679746, 3359492, 6718984, 13437968, 24356317, 48712634, 97425268, 194850536, 389701072]

約数ペア:

[(1, 389701072), (2, 194850536), (4, 97425268), (8, 48712634), (16, 24356317), (29, 13437968), (58, 6718984), (116, 3359492), (232, 1679746), (464, 839873)]