16811968

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 56

約数和(自身を含む): 35204400

約数和(自身を除く): 18392432

約数列:

[1, 2, 4, 8, 16, 32, 41, 43, 64, 82, 86, 149, 164, 172, 298, 328, 344, 596, 656, 688, 1192, 1312, 1376, 1763, 2384, 2624, 2752, 3526, 4768, 6109, 6407, 7052, 9536, 12218, 12814, 14104, 24436, 25628, 28208, 48872, 51256, 56416, 97744, 102512, 112832, 195488, 205024, 262687, 390976, 410048, 525374, 1050748, 2101496, 4202992, 8405984, 16811968]

約数ペア:

[(1, 16811968), (2, 8405984), (4, 4202992), (8, 2101496), (16, 1050748), (32, 525374), (41, 410048), (43, 390976), (64, 262687), (82, 205024), (86, 195488), (149, 112832), (164, 102512), (172, 97744), (298, 56416), (328, 51256), (344, 48872), (596, 28208), (656, 25628), (688, 24436), (1192, 14104), (1312, 12814), (1376, 12218), (1763, 9536), (2384, 7052), (2624, 6407), (2752, 6109), (3526, 4768)]