18129664

素因数分解:

$2^8\times 7^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 42253568

約数和(自身を除く): 24123904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 128, 134, 151, 224, 256, 268, 302, 448, 469, 536, 604, 896, 938, 1057, 1072, 1208, 1792, 1876, 2114, 2144, 2416, 3752, 4228, 4288, 4832, 7504, 8456, 8576, 9664, 10117, 15008, 16912, 17152, 19328, 20234, 30016, 33824, 38656, 40468, 60032, 67648, 70819, 80936, 120064, 135296, 141638, 161872, 270592, 283276, 323744, 566552, 647488, 1133104, 1294976, 2266208, 2589952, 4532416, 9064832, 18129664]

約数ペア:

[(1, 18129664), (2, 9064832), (4, 4532416), (7, 2589952), (8, 2266208), (14, 1294976), (16, 1133104), (28, 647488), (32, 566552), (56, 323744), (64, 283276), (67, 270592), (112, 161872), (128, 141638), (134, 135296), (151, 120064), (224, 80936), (256, 70819), (268, 67648), (302, 60032), (448, 40468), (469, 38656), (536, 33824), (604, 30016), (896, 20234), (938, 19328), (1057, 17152), (1072, 16912), (1208, 15008), (1792, 10117), (1876, 9664), (2114, 8576), (2144, 8456), (2416, 7504), (3752, 4832), (4228, 4288)]