20178598745

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{919927}}^1$

素因数の和:920080

約数の個数: 16

約数和(自身を含む): 25036760448

約数和(自身を除く): 4858161703

約数列:

[1, 5, 41, 107, 205, 535, 4387, 21935, 919927, 4599635, 37717007, 98432189, 188585035, 492160945, 4035719749, 20178598745]

約数ペア:

[(1, 20178598745), (5, 4035719749), (41, 492160945), (107, 188585035), (205, 98432189), (535, 37717007), (4387, 4599635), (21935, 919927)]