19540318

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4637}}^1$

素因数の和:4696

約数の個数: 24

約数和(自身を含む): 34896312

約数和(自身を除く): 15355994

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 4637, 9274, 32459, 64918, 199391, 227213, 398782, 454426, 1395737, 2791474, 9770159, 19540318]

約数ペア:

[(1, 19540318), (2, 9770159), (7, 2791474), (14, 1395737), (43, 454426), (49, 398782), (86, 227213), (98, 199391), (301, 64918), (602, 32459), (2107, 9274), (4214, 4637)]