17668144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:685

約数の個数: 40

約数和(自身を含む): 37153872

約数和(自身を除く): 19485728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 173, 208, 346, 491, 692, 982, 1384, 1964, 2249, 2768, 3928, 4498, 6383, 7856, 8996, 12766, 17992, 25532, 35984, 51064, 84943, 102128, 169886, 339772, 679544, 1104259, 1359088, 2208518, 4417036, 8834072, 17668144]

約数ペア:

[(1, 17668144), (2, 8834072), (4, 4417036), (8, 2208518), (13, 1359088), (16, 1104259), (26, 679544), (52, 339772), (104, 169886), (173, 102128), (208, 84943), (346, 51064), (491, 35984), (692, 25532), (982, 17992), (1384, 12766), (1964, 8996), (2249, 7856), (2768, 6383), (3928, 4498)]