20430814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{2411}}^1$

素因数の和:2655

約数の個数: 16

約数和(自身を含む): 32417280

約数和(自身を除く): 11986466

約数列:

[1, 2, 19, 38, 223, 446, 2411, 4237, 4822, 8474, 45809, 91618, 537653, 1075306, 10215407, 20430814]

約数ペア:

[(1, 20430814), (2, 10215407), (19, 1075306), (38, 537653), (223, 91618), (446, 45809), (2411, 8474), (4237, 4822)]