208390784

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12241}}^1$

素因数の和:12281

約数の個数: 64

約数和(自身を含む): 499473600

約数和(自身を除く): 291082816

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 2128, 2432, 4256, 8512, 12241, 17024, 24482, 48964, 85687, 97928, 171374, 195856, 232579, 342748, 391712, 465158, 685496, 783424, 930316, 1370992, 1566848, 1628053, 1860632, 2741984, 3256106, 3721264, 5483968, 6512212, 7442528, 10967936, 13024424, 14885056, 26048848, 29770112, 52097696, 104195392, 208390784]

約数ペア:

[(1, 208390784), (2, 104195392), (4, 52097696), (7, 29770112), (8, 26048848), (14, 14885056), (16, 13024424), (19, 10967936), (28, 7442528), (32, 6512212), (38, 5483968), (56, 3721264), (64, 3256106), (76, 2741984), (112, 1860632), (128, 1628053), (133, 1566848), (152, 1370992), (224, 930316), (266, 783424), (304, 685496), (448, 465158), (532, 391712), (608, 342748), (896, 232579), (1064, 195856), (1216, 171374), (2128, 97928), (2432, 85687), (4256, 48964), (8512, 24482), (12241, 17024)]