18874835

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{23447}}^1$

素因数の和:23482

約数の個数: 16

約数和(自身を含む): 27012096

約数和(自身を除く): 8137261

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 23447, 117235, 164129, 539281, 820645, 2696405, 3774967, 18874835]

約数ペア:

[(1, 18874835), (5, 3774967), (7, 2696405), (23, 820645), (35, 539281), (115, 164129), (161, 117235), (805, 23447)]