28171856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{103573}}^1$

素因数の和:103598

約数の個数: 20

約数和(自身を含む): 57794292

約数和(自身を除く): 29622436

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 103573, 207146, 414292, 828584, 1657168, 1760741, 3521482, 7042964, 14085928, 28171856]

約数ペア:

[(1, 28171856), (2, 14085928), (4, 7042964), (8, 3521482), (16, 1760741), (17, 1657168), (34, 828584), (68, 414292), (136, 207146), (272, 103573)]