18804303

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5059}}^1$

素因数の和:5131

約数の個数: 24

約数和(自身を含む): 31574400

約数和(自身を除く): 12770097

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 5059, 15177, 35413, 45531, 106239, 298481, 318717, 895443, 2089367, 2686329, 6268101, 18804303]

約数ペア:

[(1, 18804303), (3, 6268101), (7, 2686329), (9, 2089367), (21, 895443), (59, 318717), (63, 298481), (177, 106239), (413, 45531), (531, 35413), (1239, 15177), (3717, 5059)]