19138894616

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{2309}}^1\times {\mathrm{14593}}^1$

素因数の和:16979

約数の個数: 32

約数和(自身を含む): 36409111200

約数和(自身を除く): 17270216584

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 2309, 4618, 9236, 14593, 18472, 29186, 58372, 116744, 163939, 327878, 655756, 1036103, 1311512, 2072206, 4144412, 8288824, 33695237, 67390474, 134780948, 269561896, 2392361827, 4784723654, 9569447308, 19138894616]

約数ペア:

[(1, 19138894616), (2, 9569447308), (4, 4784723654), (8, 2392361827), (71, 269561896), (142, 134780948), (284, 67390474), (568, 33695237), (2309, 8288824), (4618, 4144412), (9236, 2072206), (14593, 1311512), (18472, 1036103), (29186, 655756), (58372, 327878), (116744, 163939)]