18021388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{58511}}^1$

素因数の和:58533

約数の個数: 24

約数和(自身を含む): 39320064

約数和(自身を除く): 21298676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 58511, 117022, 234044, 409577, 643621, 819154, 1287242, 1638308, 2574484, 4505347, 9010694, 18021388]

約数ペア:

[(1, 18021388), (2, 9010694), (4, 4505347), (7, 2574484), (11, 1638308), (14, 1287242), (22, 819154), (28, 643621), (44, 409577), (77, 234044), (154, 117022), (308, 58511)]