18853952

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 112

約数和(自身を含む): 45061632

約数和(自身を除く): 26207680

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 43, 52, 62, 64, 68, 86, 104, 124, 136, 172, 208, 221, 248, 272, 344, 403, 416, 442, 496, 527, 544, 559, 688, 731, 806, 832, 884, 992, 1054, 1088, 1118, 1333, 1376, 1462, 1612, 1768, 1984, 2108, 2236, 2666, 2752, 2924, 3224, 3536, 4216, 4472, 5332, 5848, 6448, 6851, 7072, 8432, 8944, 9503, 10664, 11696, 12896, 13702, 14144, 16864, 17329, 17888, 19006, 21328, 22661, 23392, 25792, 27404, 33728, 34658, 35776, 38012, 42656, 45322, 46784, 54808, 69316, 76024, 85312, 90644, 109616, 138632, 152048, 181288, 219232, 277264, 294593, 304096, 362576, 438464, 554528, 589186, 608192, 725152, 1109056, 1178372, 1450304, 2356744, 4713488, 9426976, 18853952]

約数ペア:

[(1, 18853952), (2, 9426976), (4, 4713488), (8, 2356744), (13, 1450304), (16, 1178372), (17, 1109056), (26, 725152), (31, 608192), (32, 589186), (34, 554528), (43, 438464), (52, 362576), (62, 304096), (64, 294593), (68, 277264), (86, 219232), (104, 181288), (124, 152048), (136, 138632), (172, 109616), (208, 90644), (221, 85312), (248, 76024), (272, 69316), (344, 54808), (403, 46784), (416, 45322), (442, 42656), (496, 38012), (527, 35776), (544, 34658), (559, 33728), (688, 27404), (731, 25792), (806, 23392), (832, 22661), (884, 21328), (992, 19006), (1054, 17888), (1088, 17329), (1118, 16864), (1333, 14144), (1376, 13702), (1462, 12896), (1612, 11696), (1768, 10664), (1984, 9503), (2108, 8944), (2236, 8432), (2666, 7072), (2752, 6851), (2924, 6448), (3224, 5848), (3536, 5332), (4216, 4472)]