20385008

素因数分解:

$2^4\times 7^1\times {\mathrm{182009}}^1$

素因数の和:182024

約数の個数: 20

約数和(自身を含む): 45138480

約数和(自身を除く): 24753472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 182009, 364018, 728036, 1274063, 1456072, 2548126, 2912144, 5096252, 10192504, 20385008]

約数ペア:

[(1, 20385008), (2, 10192504), (4, 5096252), (7, 2912144), (8, 2548126), (14, 1456072), (16, 1274063), (28, 728036), (56, 364018), (112, 182009)]