20543808

素因数分解:

$2^6\times 3^1\times {\mathrm{67}}^1\times {\mathrm{1597}}^1$

素因数の和:1679

約数の個数: 56

約数和(自身を含む): 55201312

約数和(自身を除く): 34657504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 134, 192, 201, 268, 402, 536, 804, 1072, 1597, 1608, 2144, 3194, 3216, 4288, 4791, 6388, 6432, 9582, 12776, 12864, 19164, 25552, 38328, 51104, 76656, 102208, 106999, 153312, 213998, 306624, 320997, 427996, 641994, 855992, 1283988, 1711984, 2567976, 3423968, 5135952, 6847936, 10271904, 20543808]

約数ペア:

[(1, 20543808), (2, 10271904), (3, 6847936), (4, 5135952), (6, 3423968), (8, 2567976), (12, 1711984), (16, 1283988), (24, 855992), (32, 641994), (48, 427996), (64, 320997), (67, 306624), (96, 213998), (134, 153312), (192, 106999), (201, 102208), (268, 76656), (402, 51104), (536, 38328), (804, 25552), (1072, 19164), (1597, 12864), (1608, 12776), (2144, 9582), (3194, 6432), (3216, 6388), (4288, 4791)]