208640992

素因数分解:

$2^5\times 7^1\times {\mathrm{59}}^1\times {\mathrm{15787}}^1$

素因数の和:15863

約数の個数: 48

約数和(自身を含む): 477429120

約数和(自身を除く): 268788128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 112, 118, 224, 236, 413, 472, 826, 944, 1652, 1888, 3304, 6608, 13216, 15787, 31574, 63148, 110509, 126296, 221018, 252592, 442036, 505184, 884072, 931433, 1768144, 1862866, 3536288, 3725732, 6520031, 7451464, 13040062, 14902928, 26080124, 29805856, 52160248, 104320496, 208640992]

約数ペア:

[(1, 208640992), (2, 104320496), (4, 52160248), (7, 29805856), (8, 26080124), (14, 14902928), (16, 13040062), (28, 7451464), (32, 6520031), (56, 3725732), (59, 3536288), (112, 1862866), (118, 1768144), (224, 931433), (236, 884072), (413, 505184), (472, 442036), (826, 252592), (944, 221018), (1652, 126296), (1888, 110509), (3304, 63148), (6608, 31574), (13216, 15787)]