19431399057

素因数分解:

$3^1\times 7^1\times {\mathrm{3121}}^1\times {\mathrm{296477}}^1$

素因数の和:299608

約数の個数: 16

約数和(自身を含む): 29619338112

約数和(自身を除く): 10187939055

約数列:

[1, 3, 7, 21, 3121, 9363, 21847, 65541, 296477, 889431, 2075339, 6226017, 925304717, 2775914151, 6477133019, 19431399057]

約数ペア:

[(1, 19431399057), (3, 6477133019), (7, 2775914151), (21, 925304717), (3121, 6226017), (9363, 2075339), (21847, 889431), (65541, 296477)]