18539584

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1427}}^1$

素因数の和:1475

約数の個数: 56

約数和(自身を含む): 43525440

約数和(自身を除く): 24985856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 928, 1427, 1624, 1856, 2854, 3248, 5708, 6496, 9989, 11416, 12992, 19978, 22832, 39956, 41383, 45664, 79912, 82766, 91328, 159824, 165532, 289681, 319648, 331064, 579362, 639296, 662128, 1158724, 1324256, 2317448, 2648512, 4634896, 9269792, 18539584]

約数ペア:

[(1, 18539584), (2, 9269792), (4, 4634896), (7, 2648512), (8, 2317448), (14, 1324256), (16, 1158724), (28, 662128), (29, 639296), (32, 579362), (56, 331064), (58, 319648), (64, 289681), (112, 165532), (116, 159824), (203, 91328), (224, 82766), (232, 79912), (406, 45664), (448, 41383), (464, 39956), (812, 22832), (928, 19978), (1427, 12992), (1624, 11416), (1856, 9989), (2854, 6496), (3248, 5708)]