2019300100

素因数分解:

$2^2\times 5^2\times {\mathrm{20193001}}^1$

素因数の和:20193015

約数の個数: 18

約数和(自身を含む): 4381881434

約数和(自身を除く): 2362581334

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20193001, 40386002, 80772004, 100965005, 201930010, 403860020, 504825025, 1009650050, 2019300100]

約数ペア:

[(1, 2019300100), (2, 1009650050), (4, 504825025), (5, 403860020), (10, 201930010), (20, 100965005), (25, 80772004), (50, 40386002), (100, 20193001)]