20139914

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2309

約数の個数: 16

約数和(自身を含む): 31285248

約数和(自身を除く): 11145334

約数列:

[1, 2, 37, 74, 127, 254, 2143, 4286, 4699, 9398, 79291, 158582, 272161, 544322, 10069957, 20139914]

約数ペア:

[(1, 20139914), (2, 10069957), (37, 544322), (74, 272161), (127, 158582), (254, 79291), (2143, 9398), (4286, 4699)]