17967235888

素因数分解:

$2^4\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{80251}}^1$

素因数の和:82265

約数の個数: 40

約数和(自身を含む): 39804992000

約数和(自身を除く): 21837756112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1999, 3998, 7996, 13993, 15992, 27986, 31984, 55972, 80251, 111944, 160502, 223888, 321004, 561757, 642008, 1123514, 1284016, 2247028, 4494056, 8988112, 160421749, 320843498, 641686996, 1122952243, 1283373992, 2245904486, 2566747984, 4491808972, 8983617944, 17967235888]

約数ペア:

[(1, 17967235888), (2, 8983617944), (4, 4491808972), (7, 2566747984), (8, 2245904486), (14, 1283373992), (16, 1122952243), (28, 641686996), (56, 320843498), (112, 160421749), (1999, 8988112), (3998, 4494056), (7996, 2247028), (13993, 1284016), (15992, 1123514), (27986, 642008), (31984, 561757), (55972, 321004), (80251, 223888), (111944, 160502)]