20481888

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1051}}^1$

素因数の和:1100

約数の個数: 96

約数和(自身を含む): 63624960

約数和(自身を除く): 43143072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 84, 87, 96, 112, 116, 168, 174, 203, 224, 232, 336, 348, 406, 464, 609, 672, 696, 812, 928, 1051, 1218, 1392, 1624, 2102, 2436, 2784, 3153, 3248, 4204, 4872, 6306, 6496, 7357, 8408, 9744, 12612, 14714, 16816, 19488, 22071, 25224, 29428, 30479, 33632, 44142, 50448, 58856, 60958, 88284, 91437, 100896, 117712, 121916, 176568, 182874, 213353, 235424, 243832, 353136, 365748, 426706, 487664, 640059, 706272, 731496, 853412, 975328, 1280118, 1462992, 1706824, 2560236, 2925984, 3413648, 5120472, 6827296, 10240944, 20481888]

約数ペア:

[(1, 20481888), (2, 10240944), (3, 6827296), (4, 5120472), (6, 3413648), (7, 2925984), (8, 2560236), (12, 1706824), (14, 1462992), (16, 1280118), (21, 975328), (24, 853412), (28, 731496), (29, 706272), (32, 640059), (42, 487664), (48, 426706), (56, 365748), (58, 353136), (84, 243832), (87, 235424), (96, 213353), (112, 182874), (116, 176568), (168, 121916), (174, 117712), (203, 100896), (224, 91437), (232, 88284), (336, 60958), (348, 58856), (406, 50448), (464, 44142), (609, 33632), (672, 30479), (696, 29428), (812, 25224), (928, 22071), (1051, 19488), (1218, 16816), (1392, 14714), (1624, 12612), (2102, 9744), (2436, 8408), (2784, 7357), (3153, 6496), (3248, 6306), (4204, 4872)]