20378276

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{617}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 37376640

約数和(自身を除く): 16998364

約数列:

[1, 2, 4, 23, 46, 92, 359, 617, 718, 1234, 1436, 2468, 8257, 14191, 16514, 28382, 33028, 56764, 221503, 443006, 886012, 5094569, 10189138, 20378276]

約数ペア:

[(1, 20378276), (2, 10189138), (4, 5094569), (23, 886012), (46, 443006), (92, 221503), (359, 56764), (617, 33028), (718, 28382), (1234, 16514), (1436, 14191), (2468, 8257)]