19390202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11131}}^1$

素因数の和:11213

約数の個数: 16

約数和(自身を含む): 31792992

約数和(自身を除く): 12402790

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 11131, 22262, 144703, 289406, 745777, 1491554, 9695101, 19390202]

約数ペア:

[(1, 19390202), (2, 9695101), (13, 1491554), (26, 745777), (67, 289406), (134, 144703), (871, 22262), (1742, 11131)]