19125813

素因数分解:

$3^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1123}}^1$

素因数の和:1944

約数の個数: 16

約数和(自身を含む): 29206016

約数和(自身を除く): 10080203

約数列:

[1, 3, 7, 21, 811, 1123, 2433, 3369, 5677, 7861, 17031, 23583, 910753, 2732259, 6375271, 19125813]

約数ペア:

[(1, 19125813), (3, 6375271), (7, 2732259), (21, 910753), (811, 23583), (1123, 17031), (2433, 7861), (3369, 5677)]