26293984

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 53787888

約数和(自身を除く): 27493904

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 97, 172, 194, 197, 344, 388, 394, 688, 776, 788, 1376, 1552, 1576, 3104, 3152, 4171, 6304, 8342, 8471, 16684, 16942, 19109, 33368, 33884, 38218, 66736, 67768, 76436, 133472, 135536, 152872, 271072, 305744, 611488, 821687, 1643374, 3286748, 6573496, 13146992, 26293984]

約数ペア:

[(1, 26293984), (2, 13146992), (4, 6573496), (8, 3286748), (16, 1643374), (32, 821687), (43, 611488), (86, 305744), (97, 271072), (172, 152872), (194, 135536), (197, 133472), (344, 76436), (388, 67768), (394, 66736), (688, 38218), (776, 33884), (788, 33368), (1376, 19109), (1552, 16942), (1576, 16684), (3104, 8471), (3152, 8342), (4171, 6304)]