18805655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20113}}^1$

素因数の和:20146

約数の個数: 16

約数和(自身を含む): 26067744

約数和(自身を除く): 7262089

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 20113, 100565, 221243, 341921, 1106215, 1709605, 3761131, 18805655]

約数ペア:

[(1, 18805655), (5, 3761131), (11, 1709605), (17, 1106215), (55, 341921), (85, 221243), (187, 100565), (935, 20113)]