19807053

素因数分解:

$3^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1163}}^1$

素因数の和:1984

約数の個数: 16

約数和(自身を含む): 30245376

約数和(自身を除く): 10438323

約数列:

[1, 3, 7, 21, 811, 1163, 2433, 3489, 5677, 8141, 17031, 24423, 943193, 2829579, 6602351, 19807053]

約数ペア:

[(1, 19807053), (3, 6602351), (7, 2829579), (21, 943193), (811, 24423), (1163, 17031), (2433, 8141), (3489, 5677)]