20187274330

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{5034233}}^1$

素因数の和:5034641

約数の個数: 16

約数和(自身を含む): 36427717224

約数和(自身を除く): 16240442894

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 5034233, 10068466, 25171165, 50342330, 2018727433, 4037454866, 10093637165, 20187274330]

約数ペア:

[(1, 20187274330), (2, 10093637165), (5, 4037454866), (10, 2018727433), (401, 50342330), (802, 25171165), (2005, 10068466), (4010, 5034233)]