15640628

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 28597800

約数和(自身を除く): 12957172

約数列:

[1, 2, 4, 29, 58, 109, 116, 218, 436, 1237, 2474, 3161, 4948, 6322, 12644, 35873, 71746, 134833, 143492, 269666, 539332, 3910157, 7820314, 15640628]

約数ペア:

[(1, 15640628), (2, 7820314), (4, 3910157), (29, 539332), (58, 269666), (109, 143492), (116, 134833), (218, 71746), (436, 35873), (1237, 12644), (2474, 6322), (3161, 4948)]