18205124428

素因数分解:

$2^2\times {\mathrm{221549}}^1\times {\mathrm{20543}}^1$

素因数の和:242096

約数の個数: 12

約数和(自身を含む): 31860662400

約数和(自身を除く): 13655537972

約数列:

[1, 2, 4, 20543, 41086, 82172, 221549, 443098, 886196, 4551281107, 9102562214, 18205124428]

約数ペア:

[(1, 18205124428), (2, 9102562214), (4, 4551281107), (20543, 886196), (41086, 443098), (82172, 221549)]