198143504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4787}}^1$

素因数の和:5007

約数の個数: 40

約数和(自身を含む): 415598400

約数和(自身を除く): 217454896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 199, 208, 398, 796, 1592, 2587, 3184, 4787, 5174, 9574, 10348, 19148, 20696, 38296, 41392, 62231, 76592, 124462, 248924, 497848, 952613, 995696, 1905226, 3810452, 7620904, 12383969, 15241808, 24767938, 49535876, 99071752, 198143504]

約数ペア:

[(1, 198143504), (2, 99071752), (4, 49535876), (8, 24767938), (13, 15241808), (16, 12383969), (26, 7620904), (52, 3810452), (104, 1905226), (199, 995696), (208, 952613), (398, 497848), (796, 248924), (1592, 124462), (2587, 76592), (3184, 62231), (4787, 41392), (5174, 38296), (9574, 20696), (10348, 19148)]