19294640

素因数分解:

$2^4\times 5^1\times {\mathrm{241183}}^1$

素因数の和:241196

約数の個数: 20

約数和(自身を含む): 44860224

約数和(自身を除く): 25565584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241183, 482366, 964732, 1205915, 1929464, 2411830, 3858928, 4823660, 9647320, 19294640]

約数ペア:

[(1, 19294640), (2, 9647320), (4, 4823660), (5, 3858928), (8, 2411830), (10, 1929464), (16, 1205915), (20, 964732), (40, 482366), (80, 241183)]