20741386

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{2207}}^1$

素因数の和:2373

約数の個数: 16

約数和(自身を含む): 32219136

約数和(自身を除く): 11477750

約数列:

[1, 2, 37, 74, 127, 254, 2207, 4414, 4699, 9398, 81659, 163318, 280289, 560578, 10370693, 20741386]

約数ペア:

[(1, 20741386), (2, 10370693), (37, 560578), (74, 280289), (127, 163318), (254, 81659), (2207, 9398), (4414, 4699)]