2020430881

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1\times {\mathrm{3617}}^1$

素因数の和:4224

約数の個数: 16

約数和(自身を含む): 2327097600

約数和(自身を除く): 306666719

約数列:

[1, 7, 199, 401, 1393, 2807, 3617, 25319, 79799, 558593, 719783, 1450417, 5038481, 10152919, 288632983, 2020430881]

約数ペア:

[(1, 2020430881), (7, 288632983), (199, 10152919), (401, 5038481), (1393, 1450417), (2807, 719783), (3617, 558593), (25319, 79799)]