19764351

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{653}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 31392000

約数和(自身を除く): 11627649

約数列:

[1, 3, 9, 19, 27, 57, 59, 171, 177, 513, 531, 653, 1121, 1593, 1959, 3363, 5877, 10089, 12407, 17631, 30267, 37221, 38527, 111663, 115581, 334989, 346743, 732013, 1040229, 2196039, 6588117, 19764351]

約数ペア:

[(1, 19764351), (3, 6588117), (9, 2196039), (19, 1040229), (27, 732013), (57, 346743), (59, 334989), (171, 115581), (177, 111663), (513, 38527), (531, 37221), (653, 30267), (1121, 17631), (1593, 12407), (1959, 10089), (3363, 5877)]