20190693

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{557}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 27694656

約数和(自身を除く): 7503963

約数列:

[1, 3, 43, 129, 281, 557, 843, 1671, 12083, 23951, 36249, 71853, 156517, 469551, 6730231, 20190693]

約数ペア:

[(1, 20190693), (3, 6730231), (43, 469551), (129, 156517), (281, 71853), (557, 36249), (843, 23951), (1671, 12083)]