28649948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{787}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 52953600

約数和(自身を除く): 24303652

約数列:

[1, 2, 4, 19, 38, 76, 479, 787, 958, 1574, 1916, 3148, 9101, 14953, 18202, 29906, 36404, 59812, 376973, 753946, 1507892, 7162487, 14324974, 28649948]

約数ペア:

[(1, 28649948), (2, 14324974), (4, 7162487), (19, 1507892), (38, 753946), (76, 376973), (479, 59812), (787, 36404), (958, 29906), (1574, 18202), (1916, 14953), (3148, 9101)]