18044719

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{443}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 23571072

約数和(自身を除く): 5526353

約数列:

[1, 7, 11, 23, 77, 161, 253, 443, 529, 1771, 3101, 3703, 4873, 5819, 10189, 34111, 40733, 71323, 112079, 234347, 784553, 1640429, 2577817, 18044719]

約数ペア:

[(1, 18044719), (7, 2577817), (11, 1640429), (23, 784553), (77, 234347), (161, 112079), (253, 71323), (443, 40733), (529, 34111), (1771, 10189), (3101, 5819), (3703, 4873)]