19904064

素因数分解:

$2^6\times 3^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1347

約数の個数: 56

約数和(自身を含む): 53340000

約数和(自身を除く): 33435936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 166, 192, 249, 332, 498, 664, 996, 1249, 1328, 1992, 2498, 2656, 3747, 3984, 4996, 5312, 7494, 7968, 9992, 14988, 15936, 19984, 29976, 39968, 59952, 79936, 103667, 119904, 207334, 239808, 311001, 414668, 622002, 829336, 1244004, 1658672, 2488008, 3317344, 4976016, 6634688, 9952032, 19904064]

約数ペア:

[(1, 19904064), (2, 9952032), (3, 6634688), (4, 4976016), (6, 3317344), (8, 2488008), (12, 1658672), (16, 1244004), (24, 829336), (32, 622002), (48, 414668), (64, 311001), (83, 239808), (96, 207334), (166, 119904), (192, 103667), (249, 79936), (332, 59952), (498, 39968), (664, 29976), (996, 19984), (1249, 15936), (1328, 14988), (1992, 9992), (2498, 7968), (2656, 7494), (3747, 5312), (3984, 4996)]