16820265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14563}}^1$

素因数の和:14589

約数の個数: 32

約数和(自身を含む): 33555456

約数和(自身を除く): 16735191

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 14563, 43689, 72815, 101941, 160193, 218445, 305823, 480579, 509705, 800965, 1121351, 1529115, 2402895, 3364053, 5606755, 16820265]

約数ペア:

[(1, 16820265), (3, 5606755), (5, 3364053), (7, 2402895), (11, 1529115), (15, 1121351), (21, 800965), (33, 509705), (35, 480579), (55, 305823), (77, 218445), (105, 160193), (165, 101941), (231, 72815), (385, 43689), (1155, 14563)]