2019969651

素因数分解:

$3^1\times 7^1\times {\mathrm{4643}}^1\times {\mathrm{20717}}^1$

素因数の和:25370

約数の個数: 16

約数和(自身を含む): 3078860544

約数和(自身を除く): 1058890893

約数列:

[1, 3, 7, 21, 4643, 13929, 20717, 32501, 62151, 97503, 145019, 435057, 96189031, 288567093, 673323217, 2019969651]

約数ペア:

[(1, 2019969651), (3, 673323217), (7, 288567093), (21, 96189031), (4643, 435057), (13929, 145019), (20717, 97503), (32501, 62151)]