20186013670

素因数分解:

$2^1\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{1007789}}^1$

素因数の和:1009799

約数の個数: 16

約数和(自身を含む): 36353000880

約数和(自身を除く): 16166987210

約数列:

[1, 2, 5, 10, 2003, 4006, 10015, 20030, 1007789, 2015578, 5038945, 10077890, 2018601367, 4037202734, 10093006835, 20186013670]

約数ペア:

[(1, 20186013670), (2, 10093006835), (5, 4037202734), (10, 2018601367), (2003, 10077890), (4006, 5038945), (10015, 2015578), (20030, 1007789)]