18913246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45247}}^1$

素因数の和:45279

約数の個数: 16

約数和(自身を含む): 32578560

約数和(自身を除く): 13665314

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45247, 90494, 497717, 859693, 995434, 1719386, 9456623, 18913246]

約数ペア:

[(1, 18913246), (2, 9456623), (11, 1719386), (19, 995434), (22, 859693), (38, 497717), (209, 90494), (418, 45247)]