19531029

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6691}}^1$

素因数の和:6840

約数の個数: 16

約数和(自身を含む): 29980160

約数和(自身を除く): 10449131

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 6691, 20073, 46837, 140511, 930049, 2790147, 6510343, 19531029]

約数ペア:

[(1, 19531029), (3, 6510343), (7, 2790147), (21, 930049), (139, 140511), (417, 46837), (973, 20073), (2919, 6691)]