20540544

素因数分解:

$2^7\times 3^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 55080000

約数和(自身を除く): 34539456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 149, 192, 298, 359, 384, 447, 596, 718, 894, 1077, 1192, 1436, 1788, 2154, 2384, 2872, 3576, 4308, 4768, 5744, 7152, 8616, 9536, 11488, 14304, 17232, 19072, 22976, 28608, 34464, 45952, 53491, 57216, 68928, 106982, 137856, 160473, 213964, 320946, 427928, 641892, 855856, 1283784, 1711712, 2567568, 3423424, 5135136, 6846848, 10270272, 20540544]

約数ペア:

[(1, 20540544), (2, 10270272), (3, 6846848), (4, 5135136), (6, 3423424), (8, 2567568), (12, 1711712), (16, 1283784), (24, 855856), (32, 641892), (48, 427928), (64, 320946), (96, 213964), (128, 160473), (149, 137856), (192, 106982), (298, 68928), (359, 57216), (384, 53491), (447, 45952), (596, 34464), (718, 28608), (894, 22976), (1077, 19072), (1192, 17232), (1436, 14304), (1788, 11488), (2154, 9536), (2384, 8616), (2872, 7152), (3576, 5744), (4308, 4768)]