19999192

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{22123}}^1$

素因数の和:22242

約数の個数: 16

約数和(自身を含む): 37832040

約数和(自身を除く): 17832848

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 22123, 44246, 88492, 176984, 2499899, 4999798, 9999596, 19999192]

約数ペア:

[(1, 19999192), (2, 9999596), (4, 4999798), (8, 2499899), (113, 176984), (226, 88492), (452, 44246), (904, 22123)]