201949901180

素因数分解:

$2^2\times 5^1\times {\mathrm{10097495059}}^1$

素因数の和:10097495068

約数の個数: 12

約数和(自身を含む): 424094792520

約数和(自身を除く): 222144891340

約数列:

[1, 2, 4, 5, 10, 20, 10097495059, 20194990118, 40389980236, 50487475295, 100974950590, 201949901180]

約数ペア:

[(1, 201949901180), (2, 100974950590), (4, 50487475295), (5, 40389980236), (10, 20194990118), (20, 10097495059)]