1888239

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 2679680

約数和(自身を除く): 791441

約数列:

[1, 3, 19, 57, 157, 211, 471, 633, 2983, 4009, 8949, 12027, 33127, 99381, 629413, 1888239]

約数ペア:

[(1, 1888239), (3, 629413), (19, 99381), (57, 33127), (157, 12027), (211, 8949), (471, 4009), (633, 2983)]