18689168

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16001}}^1$

素因数の和:16082

約数の個数: 20

約数和(自身を含む): 36708588

約数和(自身を除く): 18019420

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16001, 32002, 64004, 128008, 256016, 1168073, 2336146, 4672292, 9344584, 18689168]

約数ペア:

[(1, 18689168), (2, 9344584), (4, 4672292), (8, 2336146), (16, 1168073), (73, 256016), (146, 128008), (292, 64004), (584, 32002), (1168, 16001)]