81546404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{24953}}^1$

素因数の和:25019

約数の個数: 24

約数和(自身を含む): 153716640

約数和(自身を除く): 72170236

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 24953, 49906, 99812, 474107, 948214, 1072979, 1896428, 2145958, 4291916, 20386601, 40773202, 81546404]

約数ペア:

[(1, 81546404), (2, 40773202), (4, 20386601), (19, 4291916), (38, 2145958), (43, 1896428), (76, 1072979), (86, 948214), (172, 474107), (817, 99812), (1634, 49906), (3268, 24953)]