18992534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1657}}^1$

素因数の和:2191

約数の個数: 16

約数和(自身を含む): 31157136

約数和(自身を除く): 12164602

約数列:

[1, 2, 11, 22, 521, 1042, 1657, 3314, 5731, 11462, 18227, 36454, 863297, 1726594, 9496267, 18992534]

約数ペア:

[(1, 18992534), (2, 9496267), (11, 1726594), (22, 863297), (521, 36454), (1042, 18227), (1657, 11462), (3314, 5731)]