2019974271

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{692009}}^1$

素因数の和:692158

約数の個数: 16

約数和(自身を含む): 3100204800

約数和(自身を除く): 1080230529

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 692009, 2076027, 4844063, 14532189, 96189251, 288567753, 673324757, 2019974271]

約数ペア:

[(1, 2019974271), (3, 673324757), (7, 288567753), (21, 96189251), (139, 14532189), (417, 4844063), (973, 2076027), (2919, 692009)]