8640112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41539}}^1$

素因数の和:41560

約数の個数: 20

約数和(自身を含む): 18028360

約数和(自身を除く): 9388248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 41539, 83078, 166156, 332312, 540007, 664624, 1080014, 2160028, 4320056, 8640112]

約数ペア:

[(1, 8640112), (2, 4320056), (4, 2160028), (8, 1080014), (13, 664624), (16, 540007), (26, 332312), (52, 166156), (104, 83078), (208, 41539)]