28166416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{103553}}^1$

素因数の和:103578

約数の個数: 20

約数和(自身を含む): 57783132

約数和(自身を除く): 29616716

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 103553, 207106, 414212, 828424, 1656848, 1760401, 3520802, 7041604, 14083208, 28166416]

約数ペア:

[(1, 28166416), (2, 14083208), (4, 7041604), (8, 3520802), (16, 1760401), (17, 1656848), (34, 828424), (68, 414212), (136, 207106), (272, 103553)]