18653642

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28349}}^1$

素因数の和:28405

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 14005558

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 28349, 56698, 198443, 396886, 1332403, 2664806, 9326821, 18653642]

約数ペア:

[(1, 18653642), (2, 9326821), (7, 2664806), (14, 1332403), (47, 396886), (94, 198443), (329, 56698), (658, 28349)]