2019295593

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{451441}}^1$

素因数の和:451525

約数の個数: 24

約数和(自身を含む): 3380397696

約数和(自身を除く): 1361102103

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 451441, 1354323, 3160087, 4062969, 9480261, 28440783, 32052311, 96156933, 224366177, 288470799, 673098531, 2019295593]

約数ペア:

[(1, 2019295593), (3, 673098531), (7, 288470799), (9, 224366177), (21, 96156933), (63, 32052311), (71, 28440783), (213, 9480261), (497, 4062969), (639, 3160087), (1491, 1354323), (4473, 451441)]