13206128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 27789888

約数和(自身を除く): 14583760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 173, 208, 346, 367, 692, 734, 1384, 1468, 2249, 2768, 2936, 4498, 4771, 5872, 8996, 9542, 17992, 19084, 35984, 38168, 63491, 76336, 126982, 253964, 507928, 825383, 1015856, 1650766, 3301532, 6603064, 13206128]

約数ペア:

[(1, 13206128), (2, 6603064), (4, 3301532), (8, 1650766), (13, 1015856), (16, 825383), (26, 507928), (52, 253964), (104, 126982), (173, 76336), (208, 63491), (346, 38168), (367, 35984), (692, 19084), (734, 17992), (1384, 9542), (1468, 8996), (2249, 5872), (2768, 4771), (2936, 4498)]