20363245

素因数分解:

$5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2609}}^1$

素因数の和:2844

約数の個数: 16

約数和(自身を含む): 28062720

約数和(自身を除く): 7699475

約数列:

[1, 5, 7, 35, 223, 1115, 1561, 2609, 7805, 13045, 18263, 91315, 581807, 2909035, 4072649, 20363245]

約数ペア:

[(1, 20363245), (5, 4072649), (7, 2909035), (35, 581807), (223, 91315), (1115, 18263), (1561, 13045), (2609, 7805)]