19189011

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:602

約数の個数: 16

約数和(自身を含む): 26028288

約数和(自身を除く): 6839277

約数列:

[1, 3, 131, 157, 311, 393, 471, 933, 20567, 40741, 48827, 61701, 122223, 146481, 6396337, 19189011]

約数ペア:

[(1, 19189011), (3, 6396337), (131, 146481), (157, 122223), (311, 61701), (393, 48827), (471, 40741), (933, 20567)]