18228896

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4787}}^1$

素因数の和:4821

約数の個数: 48

約数和(自身を含む): 43436736

約数和(自身を除く): 25207840

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 4787, 9574, 19148, 33509, 38296, 67018, 76592, 81379, 134036, 153184, 162758, 268072, 325516, 536144, 569653, 651032, 1072288, 1139306, 1302064, 2278612, 2604128, 4557224, 9114448, 18228896]

約数ペア:

[(1, 18228896), (2, 9114448), (4, 4557224), (7, 2604128), (8, 2278612), (14, 1302064), (16, 1139306), (17, 1072288), (28, 651032), (32, 569653), (34, 536144), (56, 325516), (68, 268072), (112, 162758), (119, 153184), (136, 134036), (224, 81379), (238, 76592), (272, 67018), (476, 38296), (544, 33509), (952, 19148), (1904, 9574), (3808, 4787)]