17989846

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67631}}^1$

素因数の和:67659

約数の個数: 16

約数和(自身を含む): 32463360

約数和(自身を除く): 14473514

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 67631, 135262, 473417, 946834, 1284989, 2569978, 8994923, 17989846]

約数ペア:

[(1, 17989846), (2, 8994923), (7, 2569978), (14, 1284989), (19, 946834), (38, 473417), (133, 135262), (266, 67631)]